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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 372 | COHERENT LIGHT GENERATORS |
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1 | SUPERRADIANT LASER |
2 | FREE ELECTRON LASER |
3 | RAMAN LASER |
4 | LONG WAVELENGTH (E.G., FAR INFRARED) |
5 | SHORT WAVELENGTH LASER |
6 | OPTICAL FIBER LASER |
7 | THIN FILM LASER |
8 | LASER LOGIC SYSTEM |
9 | PARTICULAR BEAM CONTROL DEVICE |
10 | Q-switch |
18 | Mode locking |
19 | Mode discrimination |
20 | Tuning |
21 | Nonlinear device |
23 | Producing plural wavelength output |
24 | Scanning |
25 | Control of pulse characteristics |
26 | Modulation |
29.01 | Having particular beam control circuit component |
29.011 | Feedback circuitry |
29.012 | Power supply |
29.013 | Having particular electrode structure |
29.014 | Controlling light intensity |
29.015 | Controlling current or voltage |
29.016 | Controlling beam phase |
29.02 | Optical output stabilization |
33 | PARTICULAR OPERATING COMPENSATION MEANS |
34 | PARTICULAR TEMPERATURE CONTROL |
37 | HAVING AN APPLIED MAGNETIC FIELD |
38.1 | PARTICULAR COMPONENT CIRCUITRY |
38.01 | Having feedback circuitry |
38.02 | For driving or controlling laser |
38.03 | Switch (e.g., thyratron, etc.) |
38.04 | Power supply |
38.05 | Electrode |
38.06 | Optical pumping |
38.07 | Controlling current or voltage to laser |
38.08 | Having noise suppression circuitry |
38.09 | Having fault protection circuitry |
39 | PARTICULAR ACTIVE MEDIA |
40 | Amorphous (e.g., glass) |
41 | Insulating crystal |
43.01 | Semiconductor |
44.01 | Injection |
44.011 | Crystal orientation |
45.01 | Particular confinement layer |
45.011 | With strained layer |
45.012 | With superlattice structure |
45.013 | With saturable absorption layer |
46.01 | Particular current control structure |
46.011 | Transverse junction |
46.012 | Channeled substrate |
46.013 | Having oxidized region |
46.014 | Having air gap region |
46.015 | Having implant region |
46.016 | Disordered region |
49.01 | Particular coating on facet |
50.1 | Monolithic integrated |
51 | Liquid |
55 | Gas |
56 | Metal vapor |
57 | Excimer or exciplex |
58 | With means for controlling gas flow |
59 | Gas maintenance (e.g., purification, replenishment, etc.) |
60 | Including a specified gas additive |
61 | Discharge tube feature |
66 | Active media with particular shape |
68 | Plural active media or active media having plural dopants |
69 | PARTICULAR PUMPING MEANS |
70 | Pumping with optical or radiant energy |
71 | End-pumped laser |
72 | Pump cavity |
73 | High-energy particles |
75 | Semiconductor |
76 | Plasma |
77 | Exploding or combustible material |
78 | Heat |
79 | Solar |
80 | Excited phosphor |
81 | Electrical |
82 | Inductive or capactive excitation |
83 | Transversely excited |
85 | Glow discharge |
86 | Having an auxiliary ionization means |
87 | Having particular electrode structure |
89 | Chemical |
90 | Gas dynamic |
91 | With depopulation of lower states |
92 | PARTICULAR RESONANT CAVITY |
93 | Folded cavity |
95 | Unstable resonator |
96 | Distributed feedback |
97 | Plural cavities |
98 | Specified cavity component |
99 | Reflector |
100 | Prism |
101 | Lens or lens system |
102 | Grating |
103 | Window, aperture, and mask |
105 | Birefringent material |
106 | Polarizer |
107 | Mirror support or alignment structure |
108 | Specified output coupling device |
109 | MISCELLANEOUS |
CROSS-REFERENCE ART COLLECTIONS | ||
700 | OPTICAL DELAY |
701 | NOZZLE |
702 | ISOTOPE |
703 | OPTICAL ISOLATER |
704 | SUMMARY REFERENCE |
705 | NEAT THING |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived. | ||
PARTICULAR BEAM CONTROL DEVICE (372/9) |
FOR101 | WITH PARTICULAR COMPONENT CIRCUITRY (372/38) |
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