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Creation Date 

1. Before 2012  (4)
2. 2012 To 2012  (7)
3. 2013 To 2013  (3)
4. 2014 To 2015  (2)
5. After 2015  (2)
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Subject 

1. Paper Not Otherwise Provided For  (7)
2. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (7)
3. Impregnating Or Coating Of Paper  (7)
4. Pulp Compositions  (7)
5. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (7)
6. Technical Subjects Covered By Former Uspc Cross-Reference Art Collections [xracs] And Digests  (4)
7. Technologies Or Applications For Mitigation Or Adaptation Againstclimate Change  (4)
8. General Tagging Of Cross-Sectional Technologies Spanning Over Several Sections Of The Ipc  (4)
9. General Tagging Of New Technological Developments  (4)
10. Chemistry  (3)
11. Metallurgy  (3)
12. Climate Change Mitigation Technologies In The Production Orprocessing Of Goods  (2)
13. Fibrous Raw Materials Or Their Mechanical Treatment  (2)
14. Climate Change Mitigation Technologies Related To Wastewatertreatment Or Waste Management  (2)
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