Refine My Results

Creation Date 

1. Before 1960  (16,391)
2. 1960 To 1975  (14,323)
3. 1976 To 1991  (56,460)
4. 1992 To 2008  (200,550)
5. After 2008  (479,963)
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New Records 

1. New From Last Week  (613)
2. New From Last Month  (23,454)
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Subject 

1. Human Necessities  (757,906)
2. Games  (757,551)
3. Amusements  (757,551)
4. Sports  (757,551)
5. Card, Board, Or Roulette Games  (757,369)
6. Video Games  (757,369)
7. Indoor Games Using Small Moving Playing Bodies  (757,369)
8. Games Not Otherwise Provided For  (757,369)
9. Physics  (157,579)
10. Calculating  (94,105)
11. Computing  (94,105)
12. Counting  (94,105)
13. Electric Digital Data Processing  (58,010)
14. Checking-Devices  (52,605)
15. Coin-Freed Or Like Apparatus  (47,466)
16. Electricity  (36,305)
17. Electric Communication Technique  (29,589)
18. Image Data Processing Or Generation, In General  (22,785)
19. Cryptography  (21,339)
20. Advertising  (21,339)
21. More options 

Databases 

1. esp@cenet  (762,361)
2. USPTO Published Applications  (3,958)
3. USPTO Issued Patents  (3,649)
4. More options 

Language 

1. English  (626,778)
2. Japanese  (217,326)
3. Chinese  (62,432)
4. French  (52,524)
5. German  (29,027)
6. Korean  (16,543)
7. Spanish  (9,121)
8. Russian  (3,545)
9. Portuguese  (3,509)
10. Italian  (2,530)
11. Dutch  (724)
12. Swedish  (654)
13. Finnish  (547)
14. Danish  (448)
15. Czech  (402)
16. Norwegian  (276)
17. Romanian  (265)
18. Polish  (247)
19. Turkish  (217)
20. Ukrainian  (128)
21. More options