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Creation Date 

1. Before 1961  (29)
2. 1961 To 1975  (171)
3. 1976 To 1990  (228)
4. 1991 To 2006  (357)
5. After 2006  (318)
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Subject 

1. Textiles  (848)
2. Production Of Cellulose  (776)
3. Paper-Making  (776)
4. Compositions Based Thereon  (678)
5. Their Preparation Or Chemical Working-Up  (678)
6. Organic Macromolecular Compounds  (678)
7. Paper Not Otherwise Provided For  (657)
8. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (657)
9. Impregnating Or Coating Of Paper  (657)
10. Pulp Compositions  (657)
11. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (657)
12. Transporting  (537)
13. Performing Operations  (537)
14. Compositions Of Macromolecular Compounds  (384)
15. Miscellaneous Applications Of Materials  (346)
16. Miscellaneous Compositions  (346)
17. Adhesives  (346)
18. Dyes  (346)
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Language 

1. English  (673)
2. French  (544)
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