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Creation Date 

1. Before 1979  (10)
2. 1979 To 1989  (11)
3. 1990 To 1998  (10)
4. 1999 To 2012  (15)
5. After 2012  (15)
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Subject 

1. Textiles  (48)
2. Production Of Cellulose  (44)
3. Paper-Making  (44)
4. Paper Not Otherwise Provided For  (40)
5. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (40)
6. Impregnating Or Coating Of Paper  (40)
7. Pulp Compositions  (40)
8. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (40)
9. Compositions Based Thereon  (31)
10. Their Preparation Or Chemical Working-Up  (31)
11. Organic Macromolecular Compounds  (31)
12. Transporting  (29)
13. Performing Operations  (29)
14. Miscellaneous Applications Of Materials  (23)
15. Natural Resins  (23)
16. Miscellaneous Compositions  (23)
17. Adhesives  (23)
18. Dyes  (23)
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