Refine My Results

Creation Date 

1. Before 1960  (19,356)
2. 1960 To 1975  (28,869)
3. 1976 To 1991  (139,687)
4. 1992 To 2008  (225,260)
5. After 2008  (549,816)
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New Records 

1. New From Last Month  (37,282)
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Subject 

1. Transporting  (145,026)
2. Performing Operations  (145,026)
3. Investigating Or Analysing Materials By Determining Theirchemical Or Physical Properties  (123,196)
4. Electricity  (104,894)
5. Calculating  (82,548)
6. Computing  (82,548)
7. Counting  (82,548)
8. Tariff Metering Apparatus  (70,629)
9. Arrangements For Measuring Two Or More Variables Not Coveredin A Single Other Subclass  (70,629)
10. Measuring Not Specially Adapted For A Specific Variable  (70,629)
11. Measuring Or Testing Not Otherwise Provided For  (70,629)
12. Basic Electric Elements  (59,227)
13. Image Data Processing Or Generation, In General  (53,956)
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Language 

1. English  (784,959)
2. Chinese  (317,539)
3. German  (105,098)
4. French  (96,166)
5. Japanese  (37,724)
6. Korean  (32,499)
7. Russian  (16,056)
8. Spanish  (6,625)
9. Italian  (4,730)
10. Swedish  (3,713)
11. Portuguese  (3,409)
12. Finnish  (2,236)
13. Polish  (1,835)
14. Dutch  (1,293)
15. Danish  (1,193)
16. Norwegian  (1,084)
17. Ukrainian  (747)
18. Czech  (732)
19. Romanian  (710)
20. Hebrew  (244)
21. More options