Chemische Fabrik Kalk GmbH
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 05, 1988 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 84 Total Citation Count
- Apr 11, 1978 Earliest Filing
- 7 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
| Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4717509 Reactive fire-protective formulation for rendering polyurethane rigid foam materials flame-resistant and process for preparing sameExpiredApr 06, 87Jan 05, 88[C09K]
4464501 Flameproofing of thermoplastics, thermosetting polymers, textiles, and other flammable materials with antimony oxy compoundsExpiredAug 27, 81Aug 07, 84[C08K]
4376837 Flame retardant tetrabromophthalic acid esters useful in synthetic resinsExpiredSep 14, 81Mar 15, 83[C07D, C07C, C08K]
4182706 Flame-retardant agents for phenolic resins and process for their productionExpiredMay 16, 78Jan 08, 80[C08K]
Top Inventors for This Owner
| Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.