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Class   377ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS
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[List of Pre Grant Publications for class 377 subclass 1][List of Patents for class 377 subclass 1]1 APPLICATIONS
 [List of Pre Grant Publications for class 377 subclass 2][List of Patents for class 377 subclass 2]2 Subclass 2 indent level is 1 Control
 [List of Pre Grant Publications for class 377 subclass 3][List of Patents for class 377 subclass 3]3 Subclass 3 indent level is 1 Counting on an object, areas having alternating physical properties (e.g., counting lines on grid, teeth on gear, windings on coil)
 [List of Pre Grant Publications for class 377 subclass 4][List of Patents for class 377 subclass 4]4 Subclass 4 indent level is 1 Betting on the outcome of an event; Totalizers
 [List of Pre Grant Publications for class 377 subclass 5][List of Patents for class 377 subclass 5]5 Subclass 5 indent level is 1 Game or sport
[List of Pre Grant Publications for class 377 subclass 6][List of Patents for class 377 subclass 6]6 Subclass 6 indent level is 1 Counting animate or inanimate entities
 [List of Pre Grant Publications for class 377 subclass 7][List of Patents for class 377 subclass 7]7 Subclass 7 indent level is 2 Coins
 [List of Pre Grant Publications for class 377 subclass 8][List of Patents for class 377 subclass 8]8 Subclass 8 indent level is 2 Flat articles (e.g., sheet, bill, ticket)
 [List of Pre Grant Publications for class 377 subclass 9][List of Patents for class 377 subclass 9]9 Subclass 9 indent level is 2 Vehicles
[List of Pre Grant Publications for class 377 subclass 10][List of Patents for class 377 subclass 10]10 Subclass 10 indent level is 2 Field of view contains plural entities or entities scanned plural times (e.g., microscopic particles)
[List of Pre Grant Publications for class 377 subclass 13][List of Patents for class 377 subclass 13]13 Subclass 13 indent level is 1 Registering counts for different categories (e.g., accounting)
 [List of Pre Grant Publications for class 377 subclass 14][List of Patents for class 377 subclass 14]14 Subclass 14 indent level is 2 Where the different categories represent monetary amounts (e.g., wages, charges)
 [List of Pre Grant Publications for class 377 subclass 15][List of Patents for class 377 subclass 15]15 Subclass 15 indent level is 1 Counting based on number of times machine or apparatus operates
 [List of Pre Grant Publications for class 377 subclass 16][List of Patents for class 377 subclass 16]16 Subclass 16 indent level is 1 Determining machine or apparatus operating time or monitoring machine, apparatus or operation
[List of Pre Grant Publications for class 377 subclass 17][List of Patents for class 377 subclass 17]17 Subclass 17 indent level is 1 Position determining
 [List of Pre Grant Publications for class 377 subclass 18][List of Patents for class 377 subclass 18]18 Subclass 18 indent level is 2 Of flat flexible strip (e.g., tape)
[List of Pre Grant Publications for class 377 subclass 19][List of Patents for class 377 subclass 19]19 Subclass 19 indent level is 1 Measuring or testing
 [List of Pre Grant Publications for class 377 subclass 20][List of Patents for class 377 subclass 20]20 Subclass 20 indent level is 2 Time combined with measurement of another parameter
 [List of Pre Grant Publications for class 377 subclass 21][List of Patents for class 377 subclass 21]21 Subclass 21 indent level is 2 Fluid flow
 [List of Pre Grant Publications for class 377 subclass 22][List of Patents for class 377 subclass 22]22 Subclass 22 indent level is 2 Weight
 [List of Pre Grant Publications for class 377 subclass 23][List of Patents for class 377 subclass 23]23 Subclass 23 indent level is 2 Acceleration
[List of Pre Grant Publications for class 377 subclass 24][List of Patents for class 377 subclass 24]24 Subclass 24 indent level is 2 Dimension
 [List of Pre Grant Publications for class 377 subclass 25][List of Patents for class 377 subclass 25]25 Subclass 25 indent level is 2 Temperature
 [List of Pre Grant Publications for class 377 subclass 26][List of Patents for class 377 subclass 26]26 Subclass 26 indent level is 1 Including memory
[List of Pre Grant Publications for class 377 subclass 27][List of Patents for class 377 subclass 27]27 SYSTEMS
[List of Pre Grant Publications for class 377 subclass 28][List of Patents for class 377 subclass 28]28 Subclass 28 indent level is 1 Identifying or correcting improper counter operation (e.g., error checking, monitoring; preventing or correcting improper counter operation)
 [List of Pre Grant Publications for class 377 subclass 29][List of Patents for class 377 subclass 29]29 Subclass 29 indent level is 2 Testing or calibrating the counter
[List of Pre Grant Publications for class 377 subclass 30][List of Patents for class 377 subclass 30]30 Subclass 30 indent level is 2 Preventing an inaccurate count as a result of an external condition
[List of Pre Grant Publications for class 377 subclass 33][List of Patents for class 377 subclass 33]33 Subclass 33 indent level is 1 Using particular code or particular counting sequence
 [List of Pre Grant Publications for class 377 subclass 34][List of Patents for class 377 subclass 34]34 Subclass 34 indent level is 2 Minimum change code (e.g., Gray code)
 [List of Pre Grant Publications for class 377 subclass 35][List of Patents for class 377 subclass 35]35 Subclass 35 indent level is 2 Excess three code
 [List of Pre Grant Publications for class 377 subclass 36][List of Patents for class 377 subclass 36]36 Subclass 36 indent level is 2 Biquinary code
 [List of Pre Grant Publications for class 377 subclass 37][List of Patents for class 377 subclass 37]37 Subclass 37 indent level is 1 Sequential readout of plural counters or sequential sampling of inputs to a counter
 [List of Pre Grant Publications for class 377 subclass 38][List of Patents for class 377 subclass 38]38 Subclass 38 indent level is 1 Plug in counter
 [List of Pre Grant Publications for class 377 subclass 39][List of Patents for class 377 subclass 39]39 Subclass 39 indent level is 1 Comparing counts
 [List of Pre Grant Publications for class 377 subclass 40][List of Patents for class 377 subclass 40]40 Subclass 40 indent level is 1 Nonsignificant zero elimination
 [List of Pre Grant Publications for class 377 subclass 41][List of Patents for class 377 subclass 41]41 Subclass 41 indent level is 1 Complementing a count
 [List of Pre Grant Publications for class 377 subclass 42][List of Patents for class 377 subclass 42]42 Subclass 42 indent level is 1 Converting input or output signal from or to an analogue signal
 [List of Pre Grant Publications for class 377 subclass 43][List of Patents for class 377 subclass 43]43 Subclass 43 indent level is 1 Having phase shift
 [List of Pre Grant Publications for class 377 subclass 44][List of Patents for class 377 subclass 44]44 Subclass 44 indent level is 1 Counter controlled counter
 [List of Pre Grant Publications for class 377 subclass 45][List of Patents for class 377 subclass 45]45 Subclass 45 indent level is 1 Including reversible counter
 [List of Pre Grant Publications for class 377 subclass 46][List of Patents for class 377 subclass 46]46 Subclass 46 indent level is 1 Including ring counter
[List of Pre Grant Publications for class 377 subclass 47][List of Patents for class 377 subclass 47]47 Subclass 47 indent level is 1 Pulse multiplication or division
 [List of Pre Grant Publications for class 377 subclass 48][List of Patents for class 377 subclass 48]48 Subclass 48 indent level is 2 Multiplication or division by a fraction
 [List of Pre Grant Publications for class 377 subclass 49][List of Patents for class 377 subclass 49]49 Subclass 49 indent level is 1 Counter includes circuit for performing an arithmetic function
 [List of Pre Grant Publications for class 377 subclass 50][List of Patents for class 377 subclass 50]50 Subclass 50 indent level is 1 Compensation for excess or shortage of pulses
 [List of Pre Grant Publications for class 377 subclass 51][List of Patents for class 377 subclass 51]51 Subclass 51 indent level is 1 Including structure for detecting or indicating overflow condition
 [List of Pre Grant Publications for class 377 subclass 52][List of Patents for class 377 subclass 52]52 Subclass 52 indent level is 1 With programmable counter (i.e., with variable base)
 [List of Pre Grant Publications for class 377 subclass 53][List of Patents for class 377 subclass 53]53 Subclass 53 indent level is 1 With photoelectric sensor
 [List of Pre Grant Publications for class 377 subclass 54][List of Patents for class 377 subclass 54]54 Subclass 54 indent level is 1 Using shift register
 [List of Pre Grant Publications for class 377 subclass 55][List of Patents for class 377 subclass 55]55 Subclass 55 indent level is 1 Particular input circuit
 [List of Pre Grant Publications for class 377 subclass 56][List of Patents for class 377 subclass 56]56 Subclass 56 indent level is 1 Particular output circuit
[List of Pre Grant Publications for class 377 subclass 57][List of Patents for class 377 subclass 57]57 CHARGE TRANSFER DEVICE (E.G., ANALOGUE SHIFT REGISTER, CCD, BUCKET BRIGADE DEVICE)
 [List of Pre Grant Publications for class 377 subclass 58][List of Patents for class 377 subclass 58]58 Subclass 58 indent level is 1 Compensating for or preventing signal charge deterioration
 [List of Pre Grant Publications for class 377 subclass 59][List of Patents for class 377 subclass 59]59 Subclass 59 indent level is 1 With feedback
 [List of Pre Grant Publications for class 377 subclass 60][List of Patents for class 377 subclass 60]60 Subclass 60 indent level is 1 Particular input or output means
[List of Pre Grant Publications for class 377 subclass 61][List of Patents for class 377 subclass 61]61 Subclass 61 indent level is 1 Direction and/or path flow control (e.g., by clocking or biasing, by charge splitting)
 [List of Pre Grant Publications for class 377 subclass 62][List of Patents for class 377 subclass 62]62 Subclass 62 indent level is 2 In charge-coupled device
 [List of Pre Grant Publications for class 377 subclass 63][List of Patents for class 377 subclass 63]63 Subclass 63 indent level is 1 Charge-coupled device
[List of Pre Grant Publications for class 377 subclass 64][List of Patents for class 377 subclass 64]64 SHIFT REGISTER
 [List of Pre Grant Publications for class 377 subclass 65][List of Patents for class 377 subclass 65]65 Subclass 65 indent level is 1 Using electromechanical relays
 [List of Pre Grant Publications for class 377 subclass 66][List of Patents for class 377 subclass 66]66 Subclass 66 indent level is 1 Asynchronous
 [List of Pre Grant Publications for class 377 subclass 67][List of Patents for class 377 subclass 67]67 Subclass 67 indent level is 1 Multirank (i.e., rows of storage units form a shift register)
 [List of Pre Grant Publications for class 377 subclass 68][List of Patents for class 377 subclass 68]68 Subclass 68 indent level is 1 Compensating for or preventing signal deterioration
 [List of Pre Grant Publications for class 377 subclass 69][List of Patents for class 377 subclass 69]69 Subclass 69 indent level is 1 Shift direction control
[List of Pre Grant Publications for class 377 subclass 70][List of Patents for class 377 subclass 70]70 Subclass 70 indent level is 1 Particular input circuit
 [List of Pre Grant Publications for class 377 subclass 71][List of Patents for class 377 subclass 71]71 Subclass 71 indent level is 2 Pulse shaping
 [List of Pre Grant Publications for class 377 subclass 72][List of Patents for class 377 subclass 72]72 Subclass 72 indent level is 2 With feedback
[List of Pre Grant Publications for class 377 subclass 73][List of Patents for class 377 subclass 73]73 Subclass 73 indent level is 2 Including logic circuit
[List of Pre Grant Publications for class 377 subclass 75][List of Patents for class 377 subclass 75]75 Subclass 75 indent level is 1 Particular output circuit
 [List of Pre Grant Publications for class 377 subclass 76][List of Patents for class 377 subclass 76]76 Subclass 76 indent level is 2 Sequential output (e.g., tapped delay line)
[List of Pre Grant Publications for class 377 subclass 77][List of Patents for class 377 subclass 77]77 Subclass 77 indent level is 1 Particular transfer means
[List of Pre Grant Publications for class 377 subclass 78][List of Patents for class 377 subclass 78]78 Subclass 78 indent level is 2 Phase clocking or synchronizing
 [List of Pre Grant Publications for class 377 subclass 80][List of Patents for class 377 subclass 80]80 Subclass 80 indent level is 2 Parallel clocking
 [List of Pre Grant Publications for class 377 subclass 81][List of Patents for class 377 subclass 81]81 Subclass 81 indent level is 2 Logic circuit
[List of Pre Grant Publications for class 377 subclass 82][List of Patents for class 377 subclass 82]82 ELECTROMECHANICAL COUNTER
 [List of Pre Grant Publications for class 377 subclass 83][List of Patents for class 377 subclass 83]83 Subclass 83 indent level is 1 Counting or dividing chains using relays
 [List of Pre Grant Publications for class 377 subclass 84][List of Patents for class 377 subclass 84]84 Subclass 84 indent level is 1 Programmable (i.e., with variable base)
 [List of Pre Grant Publications for class 377 subclass 85][List of Patents for class 377 subclass 85]85 Subclass 85 indent level is 1 Reversible
 [List of Pre Grant Publications for class 377 subclass 86][List of Patents for class 377 subclass 86]86 Subclass 86 indent level is 1 Particular input means
 [List of Pre Grant Publications for class 377 subclass 87][List of Patents for class 377 subclass 87]87 Subclass 87 indent level is 1 Particular output means
 [List of Pre Grant Publications for class 377 subclass 88][List of Patents for class 377 subclass 88]88 Subclass 88 indent level is 1 With resetting
 [List of Pre Grant Publications for class 377 subclass 89][List of Patents for class 377 subclass 89]89 Subclass 89 indent level is 1 Rotary magnet
 [List of Pre Grant Publications for class 377 subclass 90][List of Patents for class 377 subclass 90]90 Subclass 90 indent level is 1 Stepping switch
 [List of Pre Grant Publications for class 377 subclass 91][List of Patents for class 377 subclass 91]91 Subclass 91 indent level is 1 Clutch or escapement
 [List of Pre Grant Publications for class 377 subclass 92][List of Patents for class 377 subclass 92]92 Subclass 92 indent level is 1 Pawl and rachet
 [List of Pre Grant Publications for class 377 subclass 93][List of Patents for class 377 subclass 93]93 WITH SUPERCONDUCTIVE ELEMENT
[List of Pre Grant Publications for class 377 subclass 94][List of Patents for class 377 subclass 94]94 COUNTING OR DIVIDING IN INCREMENTAL STEPS (I.E., STAIRCASE COUNTER)
[List of Pre Grant Publications for class 377 subclass 95][List of Patents for class 377 subclass 95]95 Subclass 95 indent level is 1 Charge storage (e.g., capacitor without polarization hysteresis)
 [List of Pre Grant Publications for class 377 subclass 96][List of Patents for class 377 subclass 96]96 Subclass 96 indent level is 2 Using auxiliary pulse generator triggered by incoming pulses
 [List of Pre Grant Publications for class 377 subclass 97][List of Patents for class 377 subclass 97]97 Subclass 97 indent level is 1 Hysteresis storage (e.g., counters using saturable magnetic core elements)
 [List of Pre Grant Publications for class 377 subclass 98][List of Patents for class 377 subclass 98]98 Subclass 98 indent level is 1 DEVICES HAVING MORE THAN TWO STABLE STATES
 [List of Pre Grant Publications for class 377 subclass 99][List of Patents for class 377 subclass 99]99 Subclass 99 indent level is 1 Beam type tube (e.g., magnetron, cathode-ray tube)
 [List of Pre Grant Publications for class 377 subclass 100][List of Patents for class 377 subclass 100]100 Subclass 100 indent level is 1 Multi-cathode gas discharge tubes
 [List of Pre Grant Publications for class 377 subclass 101][List of Patents for class 377 subclass 101]101 USING BISTABLE MAGNETIC CORES OR FERROELECTRIC CAPACITORS
 [List of Pre Grant Publications for class 377 subclass 102][List of Patents for class 377 subclass 102]102 USING BISTABLE ELECTRO-OPTICAL DEVICES
 [List of Pre Grant Publications for class 377 subclass 103][List of Patents for class 377 subclass 103]103 COUNTING OR DIVIDING CHAINS USING GAS-FILLED TUBES
[List of Pre Grant Publications for class 377 subclass 104][List of Patents for class 377 subclass 104]104 PHASED CLOCKING
 [List of Pre Grant Publications for class 377 subclass 105][List of Patents for class 377 subclass 105]105 Subclass 105 indent level is 1 Field-effect transistor
 [List of Pre Grant Publications for class 377 subclass 106][List of Patents for class 377 subclass 106]106 PARTICULAR PARALLEL GATING OR CLOCK SIGNAL
[List of Pre Grant Publications for class 377 subclass 107][List of Patents for class 377 subclass 107]107 STARTING, STOPPING, PRESETTING OR RESETTING THE COUNTER
[List of Pre Grant Publications for class 377 subclass 108][List of Patents for class 377 subclass 108]108 Subclass 108 indent level is 1 Counter chains with a radix or base other than the number two raised to an integral power
 [List of Pre Grant Publications for class 377 subclass 109][List of Patents for class 377 subclass 109]109 Subclass 109 indent level is 2 Decade
 [List of Pre Grant Publications for class 377 subclass 110][List of Patents for class 377 subclass 110]110 Subclass 110 indent level is 2 Programmable (e.g., with mechanical or electromechanical switch means for selecting the count
 [List of Pre Grant Publications for class 377 subclass 111][List of Patents for class 377 subclass 111]111 PARTICULAR INPUT CIRCUITS FOR COUNTER
[List of Pre Grant Publications for class 377 subclass 112][List of Patents for class 377 subclass 112]112 INDICATING MEANS
 [List of Pre Grant Publications for class 377 subclass 113][List of Patents for class 377 subclass 113]113 Subclass 113 indent level is 1 Using glow discharge lamps
 [List of Pre Grant Publications for class 377 subclass 114][List of Patents for class 377 subclass 114]114 PARTICULAR OUTPUT CIRCUITS FOR COUNTER
[List of Pre Grant Publications for class 377 subclass 115][List of Patents for class 377 subclass 115]115 PARTICULAR TRANSFER MEANS (E.G., MASTER-SLAVE)
[List of Pre Grant Publications for class 377 subclass 116][List of Patents for class 377 subclass 116]116 Subclass 116 indent level is 1 Including logic circuit
 [List of Pre Grant Publications for class 377 subclass 117][List of Patents for class 377 subclass 117]117 Subclass 117 indent level is 2 Field-effect device (e.g., JFET, IGFET, MNOS)
[List of Pre Grant Publications for class 377 subclass 118][List of Patents for class 377 subclass 118]118 PULSE COUNTING OR DIVIDING CHAINS
[List of Pre Grant Publications for class 377 subclass 119][List of Patents for class 377 subclass 119]119 Subclass 119 indent level is 1 Using bistable regenerative trigger circuits
[List of Pre Grant Publications for class 377 subclass 120][List of Patents for class 377 subclass 120]120 Subclass 120 indent level is 2 Using only semiconductors having at least three electrodes
 [List of Pre Grant Publications for class 377 subclass 124][List of Patents for class 377 subclass 124]124 Subclass 124 indent level is 2 Ring counter
 [List of Pre Grant Publications for class 377 subclass 125][List of Patents for class 377 subclass 125]125 Subclass 125 indent level is 2 Reversible counter
 [List of Pre Grant Publications for class 377 subclass 126][List of Patents for class 377 subclass 126]126 Subclass 126 indent level is 1 Ring or reversible counter
 [List of Pre Grant Publications for class 377 subclass 127][List of Patents for class 377 subclass 127]127 Subclass 127 indent level is 1 Using bistable semiconductors having at least three electrodes or analogous complementary transistor circuits (e.g., avalanche transistor, SCR's)
 [List of Pre Grant Publications for class 377 subclass 128][List of Patents for class 377 subclass 128]128 Subclass 128 indent level is 1 Using bistable semiconductors having only two electrodes (e.g., tunnel diode, multilayer diode)
 [List of Pre Grant Publications for class 377 subclass 129][List of Patents for class 377 subclass 129]129 PULSES CONTINUOUSLY CIRCULATED IN A CLOSED LOOP
 [List of Pre Grant Publications for class 377 subclass 130][List of Patents for class 377 subclass 130]130 MISCELLANEOUS
 
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