Refine My Results

Creation Date 

1. Before 1980  (4)
2. 1980 To 1985  (7)
3. 1986 To 1991  (8)
4. 1992 To 2006  (6)
5. After 2006  (3)
6. More options 

New Records 

1. New From Last Month  (5)
2. More options 

Subject 

1. Transporting  (16)
2. Performing Operations  (16)
3. Technical Subjects Covered By Former Uspc Cross-Reference Art Collections [xracs] And Digests  (14)
4. General Tagging Of Cross-Sectional Technologies Spanning Over Several Sections Of The Ipc  (14)
5. General Tagging Of New Technological Developments  (14)
6. Paper Not Otherwise Provided For  (10)
7. Preparation Thereof Not Covered By Subclasses D21c Or D21d  (10)
8. Impregnating Or Coating Of Paper  (10)
9. Pulp Compositions  (10)
10. Treatment Of Finished Paper Not Covered By Class B31 Or Subclass D21g  (10)
11. Technologies Or Applications For Mitigation Or Adaptation Againstclimate Change  (9)
12. Fibrous Raw Materials Or Their Mechanical Treatment  (9)
13. Metallurgy  (8)
14. Chemistry  (8)
15. Climate Change Mitigation Technologies Related To Wastewatertreatment Or Waste Management  (8)
16. Compositions Based Thereon  (7)
17. Organic Macromolecular Compounds  (7)
18. More options