Refine My Results

Creation Date 

1. Before 1990  (24)
2. 1990 To 1997  (52)
3. 1998 To 2005  (223)
4. 2006 To 2014  (723)
5. After 2014  (1,094)
6. More options 

New Records 

1. New From Last Week  (3)
2. New From Last Month  (49)
3. More options 

Subject 

1. Human Necessities  (1,903)
2. Hygiene  (1,800)
3. Medical Or Veterinary Science  (1,800)
4. Preparations For Medical, Dental, Or Toilet Purposes  (1,681)
5. Specific Therapeutic Activity Of Chemical Compounds Ormedicinal Preparations  (1,211)
6. Chemistry  (1,143)
7. Metallurgy  (1,143)
8. Organic Chemistry  (945)
9. Heterocyclic Compounds  (706)
10. Their Treatment, Not Covered By Other Classes  (262)
11. Foods Or Foodstuffs  (262)
12. Preservation Of Foods Or Foodstuffs, In General  (244)
13. Foods, Foodstuffs, Or Non-Alcoholic Beverages, Not Covered Bysubclasses A23b - A23j  (244)
14. Their Preparation Or Treatment, E.G. Cooking, Modification Ofnutritive Qualities, Physical Treatment  (244)
15. Microbiology  (239)
16. Biochemistry  (239)
17. Spirits  (239)
18. Mutation Or Genetic Engineering  (239)
19. Beer  (239)
20. Enzymology  (239)
21. More options 

Language 

1. English  (1,727)
2. French  (171)
3. More options