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Creation Date 

1. Before 1960  (6,054)
2. 1960 To 1975  (4,177)
3. 1976 To 1991  (19,547)
4. 1992 To 2008  (114,147)
5. After 2008  (203,851)
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New Records 

1. New From Last Month  (567)
2. New From Last 3 Month  (7,989)
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Subject 

1. Human Necessities  (123,178)
2. Physics  (115,429)
3. Chemistry  (101,330)
4. Metallurgy  (101,330)
5. Calculating  (91,286)
6. Computing  (91,286)
7. Counting  (91,286)
8. Hygiene  (90,098)
9. Medical Or Veterinary Science  (90,098)
10. Preparations For Medical, Dental, Or Toilet Purposes  (84,581)
11. Organic Chemistry  (79,970)
12. Specific Therapeutic Activity Of Chemical Compounds Ormedicinal Preparations  (65,785)
13. Heterocyclic Compounds  (65,100)
14. Transporting  (30,641)
15. Performing Operations  (30,641)
16. Checking-Devices  (29,548)
17. Electricity  (21,021)
18. Electric Digital Data Processing  (20,211)
19. Registering The Receipt Of Cash, Valuables, Or Tokens  (15,525)
20. Acyclic Or Carbocyclic Compounds  (15,368)
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Databases 

1. esp@cenet  (308,598)
2. USPTO Issued Patents  (20,065)
3. USPTO Published Applications  (19,185)
4. Fraunhofer-ePrints  (3)
5. UAB Digital Repository  (2)
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Language 

1. English  (230,133)
2. Spanish  (123,452)
3. Chinese  (33,778)
4. French  (27,919)
5. Portuguese  (17,653)
6. German  (13,078)
7. Korean  (12,403)
8. Japanese  (9,470)
9. Italian  (1,167)
10. Russian  (869)
11. Norwegian  (415)
12. Danish  (380)
13. Swedish  (256)
14. Dutch  (218)
15. Romanian  (195)
16. Finnish  (173)
17. Polish  (158)
18. Ukrainian  (124)
19. Czech  (97)
20. Hebrew  (94)
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