Passavant Werke Ag
USPTO Trademark & Patent Filings
Trademark applications and grants for Passavant Werke Ag. Passavant Werke Ag has 4 trademark applications. The latest application filed is for "GIGAMAT"
| Patent Application | Date |
|---|---|
| Process for conditioning soft water to become drinking water 5,695,646 - 08/568,603 Graf December 9, 1 | 1997-12-09 |
| Module for a reactor for anaerobic waste water treatment 5,338,445 - 08/007,134 Zumbragel , et al. August 16, 1 | 1994-08-16 |
| Method for thermal disposal of sewage sludge 5,190,672 - 07/703,096 Coenen , et al. March 2, 1 | 1993-03-02 |
| Process for dewatering sludges in filter presses 5,075,012 - 07/549,311 Busse December 24, 1 | 1991-12-24 |
| Non-clogging filtrate outlet stopper for use in a plate filter press 5,045,191 - 07/492,102 Fresenius September 3, 1 | 1991-09-03 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"GIGAMAT" 1570648 73722131 |
GIGAMAT 1988-04-13 |
"DECAMAT" 1557622 73711853 |
DECAMAT 1988-02-18 |
"ROTOPASS" 1534999 73711854 |
ROTOPASS 1988-02-18 |
"MEGAMAT" 1565465 73711857 |
MEGAMAT 1988-02-18 |
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