Ahlrich Willard K
USPTO Trademark & Patent Filings
Trademark applications and grants for Ahlrich Willard K. Ahlrich Willard K has 2 trademark applications. The latest application filed is for "DUO-COLOGER"
- Company Aliases
- AHLRICH, WILLARD K.
- k willard ahlrich
- Ahlrich; Willard K. - Stuart FL
- Ahlrich; Willard K. - Winterhaven FL
Trademarks Patents
| Patent Application | Date |
|---|---|
| Filtered ventilating system 4,231,769 - 05/879,066 Ahlrich November 4, 1 | 1980-11-04 |
| Electrostatic precipitator 4,093,432 - 05/720,219 Ahlrich June 6, 1 | 1978-06-06 |
| Electrostatic precipitator 4,018,578 - 05/573,570 Ahlrich April 19, 1 | 1977-04-19 |
| Exhaust fume treatment apparatus 3,983,796 - 05/545,438 Ahlrich October 5, 1 | 1976-10-05 |
| EXHAUST FUME TREATMENT APPARATUS 3,865,022 - 05/338,871 Ahlrich February 11, 1 | 1975-02-11 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"DUO-COLOGER" 1042213 73043133 |
DUO-COLOGER 1975-01-31 |
"Symbol/Image" 1006295 73011458 |
Symbol/Image 1974-01-21 |
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