Refine My Results

Creation Date 

1. Before 1992  (18)
2. 1992 To 2000  (28)
3. 2001 To 2008  (39)
4. 2009 To 2017  (150)
5. After 2017  (128)
6. More options 

New Records 

1. New From Last 3 Month  (7)
2. More options 

Subject 

1. Textiles  (279)
2. Production Of Cellulose  (273)
3. Paper-Making  (273)
4. Paper Not Otherwise Provided For  (173)
5. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (173)
6. Impregnating Or Coating Of Paper  (173)
7. Pulp Compositions  (173)
8. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (173)
9. Regeneration Of Pulping Liquors  (78)
10. Apparatus Therefor  (78)
11. Production Of Cellulose By Removing Non-Cellulose Substancesfrom Cellulose-Containing Materials  (78)
12. Methods Of Producing Paper Thereon  (69)
13. Paper-Making Machines  (69)
14. Chemistry  (57)
15. Metallurgy  (57)
16. Transporting  (51)
17. Performing Operations  (51)
18. Treatment Of The Materials Before Passing To The Paper-Makingmachine  (28)
19. Human Necessities  (28)
20. Fibrous Raw Materials Or Their Mechanical Treatment  (28)
21. More options 

Databases 

1. esp@cenet  (357)
2. USPTO Published Applications  (5)
3. More options 

Language 

1. Chinese  (232)
2. French  (6)
3. Russian  (3)
4. German  (3)
5. Swedish  (1)
6. More options