PATENTS   
Patents > Guidance, Tools, and Manuals > Classification > Class Schedule
    Class Numbers & Titles   | Class Numbers Only   | USPC Index   | International   | HELP  
You are viewing a USPC Schedule.
[Search a list of Patent Appplications for class 435]  Class   435CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY
Click here for a printable version of this file
  Turn Outline  
     Expand/Contract Processing Please Wait
   [List of Patents for class 435 subclass 1.1]  1.1           DIFFERENTIATED TISSUE OR ORGAN OTHER THAN BLOOD, PER SE, OR DIFFERENTIATED TISSUE OR ORGAN MAINTAINING; COMPOSITION THEREFOR
    [List of Patents for class 435 subclass 1.2]  1.2           Subclass 1.2 indent level is 1 Including perfusion; composition therefor
    [List of Patents for class 435 subclass 1.3]  1.3           Subclass 1.3 indent level is 1 Including freezing; composition therefor
    [List of Patents for class 435 subclass 2]  2           MAINTAINING BLOOD OR SPERM IN A PHYSIOLOGICALLY ACTIVE STATE OR COMPOSITIONS THEREOF OR THEREFOR OR METHODS OF IN VITRO BLOOD CELL SEPARATION OR TREATMENT
    [List of Patents for class 435 subclass 3]  3           CONDITION RESPONSIVE CONTROL PROCESS
   [List of Patents for class 435 subclass 4]  4           MEASURING OR TESTING PROCESS INVOLVING ENZYMES OR MICRO-ORGANISMS; COMPOSITION OR TEST STRIP THEREFORE; PROCESSES OF FORMING SUCH COMPOSITION OR TEST STRIP
    [List of Patents for class 435 subclass 5]  5           Subclass 5 indent level is 1 Involving virus or bacteriophage
    [List of Patents for class 435 subclass 6]  6           Subclass 6 indent level is 1 Involving nucleic acid
   [List of Patents for class 435 subclass 7.1]  7.1           Subclass 7.1 indent level is 1 Involving antigen-antibody binding, specific binding protein assay or specific ligand-receptor binding assay
   [List of Patents for class 435 subclass 7.2]  7.2           Subclass 7.2 indent level is 2 Involving a micro-organism or cell membrane bound antigen or cell membrane bound receptor or cell membrane bound antibody or microbial lysate
   [List of Patents for class 435 subclass 7.21]  7.21           Subclass 7.21 indent level is 3 Animal cell
    [List of Patents for class 435 subclass 7.22]  7.22           Subclass 7.22 indent level is 4 Parasite or protozoa
    [List of Patents for class 435 subclass 7.23]  7.23           Subclass 7.23 indent level is 4 Tumor cell or cancer cell
    [List of Patents for class 435 subclass 7.24]  7.24           Subclass 7.24 indent level is 4 Leukocyte (e.g., lymphocyte, granulocyte, monocyte, etc.)
    [List of Patents for class 435 subclass 7.25]  7.25           Subclass 7.25 indent level is 4 Erythrocyte
    [List of Patents for class 435 subclass 7.3]  7.3           Subclass 7.3 indent level is 3 Flagellar-antigen or pili-antigen
    [List of Patents for class 435 subclass 7.31]  7.31           Subclass 7.31 indent level is 3 Fungi (e.g., yeast, mold, etc.)
   [List of Patents for class 435 subclass 7.32]  7.32           Subclass 7.32 indent level is 3 Bacteria or actinomycetales
    [List of Patents for class 435 subclass 7.33]  7.33           Subclass 7.33 indent level is 4 Staphylococcus
    [List of Patents for class 435 subclass 7.34]  7.34           Subclass 7.34 indent level is 4 Streptococcus
    [List of Patents for class 435 subclass 7.35]  7.35           Subclass 7.35 indent level is 4 Salmonella
    [List of Patents for class 435 subclass 7.36]  7.36           Subclass 7.36 indent level is 4 Sexually transmitted disease (e.g., chlamydia, syphilis, gonorrhea, etc.)
    [List of Patents for class 435 subclass 7.37]  7.37           Subclass 7.37 indent level is 4 Escherichia coli
    [List of Patents for class 435 subclass 7.4]  7.4           Subclass 7.4 indent level is 2 To identify an enzyme or isoenzyme
    [List of Patents for class 435 subclass 7.5]  7.5           Subclass 7.5 indent level is 2 Involving avidin-biotin binding
    [List of Patents for class 435 subclass 7.6]  7.6           Subclass 7.6 indent level is 2 Involving a modified enzyme (e.g., abzyme, recombinant, chemically altered, etc.)
    [List of Patents for class 435 subclass 7.7]  7.7           Subclass 7.7 indent level is 2 Assay in which a label present is an apoenzyme, prosthetic group, or enzyme cofactor
    [List of Patents for class 435 subclass 7.71]  7.71           Subclass 7.71 indent level is 2 Assay in which a label present is an enzyme inhibitor or functions to alter enzyme activity
    [List of Patents for class 435 subclass 7.72]  7.72           Subclass 7.72 indent level is 2 Assay in which a label present is an enzyme substrate or substrate analogue
    [List of Patents for class 435 subclass 7.8]  7.8           Subclass 7.8 indent level is 2 Involving nonmembrane bound receptor binding or protein binding other than antigen-antibody binding
   [List of Patents for class 435 subclass 7.9]  7.9           Subclass 7.9 indent level is 2 Assay in which an enzyme present is a label
    [List of Patents for class 435 subclass 8]  8           Subclass 8 indent level is 1 Involving luciferase
    [List of Patents for class 435 subclass 9]  9           Subclass 9 indent level is 1 Geomicrobiological testing (e.g., for petroleum, etc.)
    [List of Patents for class 435 subclass 10]  10           Subclass 10 indent level is 1 Involving uric acid
    [List of Patents for class 435 subclass 11]  11           Subclass 11 indent level is 1 Involving cholesterol
    [List of Patents for class 435 subclass 12]  12           Subclass 12 indent level is 1 Involving urea or urease
    [List of Patents for class 435 subclass 13]  13           Subclass 13 indent level is 1 Involving blood clotting factor (e.g., involving thrombin, thromboplastin, fibrinogen, etc.)
    [List of Patents for class 435 subclass 14]  14           Subclass 14 indent level is 1 Involving glucose or galactose
   [List of Patents for class 435 subclass 15]  15           Subclass 15 indent level is 1 Involving transferase
    [List of Patents for class 435 subclass 16]  16           Subclass 16 indent level is 2 Involving transaminase
    [List of Patents for class 435 subclass 17]  17           Subclass 17 indent level is 2 Involving creatine phosphokinase
   [List of Patents for class 435 subclass 18]  18           Subclass 18 indent level is 1 Involving hydrolase
   [List of Patents for class 435 subclass 19]  19           Subclass 19 indent level is 2 Involving esterase
    [List of Patents for class 435 subclass 20]  20           Subclass 20 indent level is 3 Involving cholinesterase
    [List of Patents for class 435 subclass 21]  21           Subclass 21 indent level is 3 Involving phosphatase
    [List of Patents for class 435 subclass 22]  22           Subclass 22 indent level is 2 Involving amylase
    [List of Patents for class 435 subclass 23]  23           Subclass 23 indent level is 2 Involving proteinase
    [List of Patents for class 435 subclass 24]  24           Subclass 24 indent level is 2 Involving peptidase
   [List of Patents for class 435 subclass 25]  25           Subclass 25 indent level is 1 Involving oxidoreductase
    [List of Patents for class 435 subclass 26]  26           Subclass 26 indent level is 2 Involving dehydrogenase
    [List of Patents for class 435 subclass 27]  27           Subclass 27 indent level is 2 Involving catalase
    [List of Patents for class 435 subclass 28]  28           Subclass 28 indent level is 2 Involving peroxidase
   [List of Patents for class 435 subclass 29]  29           Subclass 29 indent level is 1 Involving viable micro-organism
    [List of Patents for class 435 subclass 30]  30           Subclass 30 indent level is 2 Methods of sampling or inoculating or spreading a sample; methods of physically isolating an intact micro-organism
    [List of Patents for class 435 subclass 31]  31           Subclass 31 indent level is 2 Testing for sterility condition
   [List of Patents for class 435 subclass 32]  32           Subclass 32 indent level is 2 Testing for antimicrobial activity of a material
    [List of Patents for class 435 subclass 33]  33           Subclass 33 indent level is 3 Using multifield media
   [List of Patents for class 435 subclass 34]  34           Subclass 34 indent level is 2 Determining presence or kind of micro-organism; use of selective media
    [List of Patents for class 435 subclass 35]  35           Subclass 35 indent level is 3 Using radioactive material
    [List of Patents for class 435 subclass 36]  36           Subclass 36 indent level is 3 Streptococcus; staphylococcus
    [List of Patents for class 435 subclass 37]  37           Subclass 37 indent level is 3 Nitrate to nitrite reducing bacteria
    [List of Patents for class 435 subclass 38]  38           Subclass 38 indent level is 3 Enterobacteria
   [List of Patents for class 435 subclass 39]  39           Subclass 39 indent level is 3 Quantitative determination
    [List of Patents for class 435 subclass 40]  40           Subclass 40 indent level is 4 Using multifield media
   [List of Patents for class 435 subclass 40.5]  40.5           Subclass 40.5 indent level is 1 Involving fixed or stabilized, nonliving microorganism, cell, or tissue (e.g., processes of staining, stabilizing, dehydrating, etc.; compositions used therefore, etc.)
    [List of Patents for class 435 subclass 40.51]  40.51           Subclass 40.51 indent level is 2 Involving a monolayer, smear or suspension of microorganisms or cells
    [List of Patents for class 435 subclass 40.52]  40.52           Subclass 40.52 indent level is 2 Involving tissue sections
   [List of Patents for class 435 subclass 41]  41           MICRO-ORGANISM, TISSUE CELL CULTURE OR ENZYME USING PROCESS TO SYNTHESIZE A DESIRED CHEMICAL COMPOUND OR COMPOSITION
    [List of Patents for class 435 subclass 42]  42           Subclass 42 indent level is 1 Process involving micro-organisms of different genera in the same process, simultaneously
   [List of Patents for class 435 subclass 43]  43           Subclass 43 indent level is 1 Preparing compound having a 1-thia-4-aza-bicyclo (3.2.0) heptane ring system (e.g., penicillin, etc.)
    [List of Patents for class 435 subclass 44]  44           Subclass 44 indent level is 2 By desacylation of the substituent in 6-position
    [List of Patents for class 435 subclass 45]  45           Subclass 45 indent level is 2 By acylation of the substituent in 6-position
    [List of Patents for class 435 subclass 46]  46           Subclass 46 indent level is 2 In presence of phenyl acetic acid or phenyl acetamide or their derivatives
   [List of Patents for class 435 subclass 47]  47           Subclass 47 indent level is 1 Preparing compound having a 1-thia-5-aza-bicyclo (4.2.0) octane ring system (e.g., cephalosporin, etc.)
    [List of Patents for class 435 subclass 48]  48           Subclass 48 indent level is 2 Di-substituted in 7-position
    [List of Patents for class 435 subclass 49]  49           Subclass 49 indent level is 2 Cephalosporin C
    [List of Patents for class 435 subclass 50]  50           Subclass 50 indent level is 2 By acylation of the substituent in the 7-position
    [List of Patents for class 435 subclass 51]  51           Subclass 51 indent level is 2 By desacylation of the substituent in the 7-position
   [List of Patents for class 435 subclass 52]  52           Subclass 52 indent level is 1 Preparing compound containing a cyclopentanohydrophenanthrene nucleus; nor-, homo-, or D-ring lactone derivatives thereof
    [List of Patents for class 435 subclass 53]  53           Subclass 53 indent level is 2 Containing heterocyclic ring
   [List of Patents for class 435 subclass 54]  54           Subclass 54 indent level is 2 Acting on D-ring
   [List of Patents for class 435 subclass 55]  55           Subclass 55 indent level is 3 Acting at 17-position
    [List of Patents for class 435 subclass 56]  56           Subclass 56 indent level is 4 Hydroxylating at 17-position
    [List of Patents for class 435 subclass 57]  57           Subclass 57 indent level is 3 Hydroxylating at 16-position
   [List of Patents for class 435 subclass 58]  58           Subclass 58 indent level is 2 Hydroxylating
   [List of Patents for class 435 subclass 59]  59           Subclass 59 indent level is 3 At 11-position
    [List of Patents for class 435 subclass 60]  60           Subclass 60 indent level is 4 At 11 alpha position
   [List of Patents for class 435 subclass 61]  61           Subclass 61 indent level is 2 Dehydrogenating; dehydroxylating
    [List of Patents for class 435 subclass 62]  62           Subclass 62 indent level is 3 Forming an aryl ring from "A" ring
    [List of Patents for class 435 subclass 63]  63           Subclass 63 indent level is 1 Preparing compound containing a prostaglandin nucleus
    [List of Patents for class 435 subclass 64]  64           Subclass 64 indent level is 1 Preparing compound other than saccharide containing a tetracycline nucleus (e.g., naphacene, etc.)
    [List of Patents for class 435 subclass 65]  65           Subclass 65 indent level is 1 Preparing compound other than saccharide containing a gibberellin nucleus (i.e., gibbane)
    [List of Patents for class 435 subclass 66]  66           Subclass 66 indent level is 1 Preparing compound other than saccharide containing alloxazine or isoalloxazine nucleus
    [List of Patents for class 435 subclass 67]  67           Subclass 67 indent level is 1 Preparing compound containing a carotene nucleus (i.e., carotene)
    [List of Patents for class 435 subclass 68.1]  68.1           Subclass 68.1 indent level is 1 Enzymatic production of a protein or polypeptide (e.g., enzymatic hydrolysis, etc.)
   [List of Patents for class 435 subclass 69.1]  69.1           Subclass 69.1 indent level is 1 Recombinant DNA technique included in method of making a protein or polypeptide
    [List of Patents for class 435 subclass 69.2]  69.2           Subclass 69.2 indent level is 2 Enzyme inhibitors or activators
    [List of Patents for class 435 subclass 69.3]  69.3           Subclass 69.3 indent level is 2 Antigens
    [List of Patents for class 435 subclass 69.4]  69.4           Subclass 69.4 indent level is 2 Hormones and fragments thereof
   [List of Patents for class 435 subclass 69.5]  69.5           Subclass 69.5 indent level is 2 Lymphokines or monokines
    [List of Patents for class 435 subclass 69.51]  69.51           Subclass 69.51 indent level is 3 Interferons
    [List of Patents for class 435 subclass 69.52]  69.52           Subclass 69.52 indent level is 3 Interleukins
    [List of Patents for class 435 subclass 69.6]  69.6