Refine My Results

Creation Date 

1. Before 1959  (2,050)
2. 1959 To 1973  (1,947)
3. 1974 To 1988  (3,974)
4. 1989 To 2004  (8,038)
5. After 2004  (8,278)
6. More options 

Subject 

1. Production Of Cellulose  (24,507)
2. Paper-Making  (24,507)
3. Technical Subjects Covered By Former Uspc  (16,308)
4. Technical Subjects Covered By Former Us Classification  (12,664)
5. Paper Not Otherwise Provided For  (11,495)
6. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (11,495)
7. Impregnating Or Coating Of Paper  (11,495)
8. Pulp Compositions  (11,495)
9. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (11,495)
10. Transporting  (8,932)
11. Performing Operations  (8,932)
12. Technologies Or Applications For Mitigation Or Adaptation Againstclimate Change  (8,932)
13. Apparatus Therefor  (7,147)
14. Regeneration Of Pulping Liquors  (7,088)
15. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (7,088)
16. Climate Change Mitigation Technologies Related To Wastewatertreatment Or Waste Management  (6,461)
17. More options 

Language 

1. English  (22,843)
2. French  (4,667)
3. German  (2,289)
4. Finnish  (1,107)
5. Swedish  (693)
6. Russian  (415)
7. Chinese  (374)
8. Norwegian  (90)
9. Polish  (46)
10. Spanish  (34)
11. Portuguese  (27)
12. Japanese  (24)
13. Korean  (22)
14. Indonesian  (20)
15. Dutch  (19)
16. Danish  (19)
17. Ukrainian  (16)
18. Italian  (14)
19. Slovenian  (13)
20. Czech  (12)
21. More options