CLACK CORPORATION
Patent Owner
Stats
- 19 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Oct 27, 2016 most recent publication
Details
- 19 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 925 Total Citation Count
- Sep 20, 1978 Earliest Filing
- 15 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
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
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2014/0263,069 WATER TREATMENT DEVICE AND METHOD FOR RINSING BRINE FROM A TREATMENT MEDIUMAbandonedMar 15, 13Sep 18, 14[C02F]
6776901 Quiet flow control washer for water softener or the likeExpiredNov 30, 01Aug 17, 04[G05D, C02F]
5320752 Water purification system employing modular flat filter assemblyExpiredNov 03, 92Jun 14, 94[B01D]
5290442 Self-contained, purified drinking water refrigerator storage apparatusExpiredSep 24, 91Mar 01, 94[B01D]
5002664 Fluid flow control device for R.O. filtration purification systemsExpiredMar 15, 90Mar 26, 91[B01D]
4997553 Storage and dispensing apparatus for reverse osmosis filtration purification systemExpiredMar 15, 90Mar 05, 91[B01D]
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!.