Willinger; Allan H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Willinger; Allan H..The latest application filed is for "aquarium filter".
Company Profile
0.57.0
- Willinger; Allan H. - Franklin Lakes NJ
- Willinger; Allan H. - Oakland NJ
- Willinger; Allan H. - Wright Way NJ
- Willinger; Allan H. - Englewood NJ
- Willinger; Allan H. - New York NY
- Willinger; Allan H. - New Rochelle NY
- Willinger; Allan H. - Clifton NJ
- Willinger; Allan H. - Rochelle NY
Patent Activity
| Patent | Date |
|---|---|
| Aquarium filter Grant D355,701 - Willinger , et al. February 21, 1 | 1995-02-21 |
| Aquarium filter bag Grant D353,649 - Willinger , et al. December 20, 1 | 1994-12-20 |
| Aquarium power head with integral muffler Grant 5,282,727 - Willinger , et al. * February 1, 1 | 1994-02-01 |
| Air pump Grant D338,018 - Willinger , et al. August 3, 1 | 1993-08-03 |
| Aquarium power filter Grant 5,228,986 - Ellis , et al. July 20, 1 | 1993-07-20 |
| Aerobic aquarium filter chamber Grant 5,176,824 - Willinger , et al. January 5, 1 | 1993-01-05 |
| Aquarium filter assembly Grant 5,098,585 - Woltman , et al. March 24, 1 | 1992-03-24 |
| Filter cartridge Grant 5,053,125 - Willinger , et al. * October 1, 1 | 1991-10-01 |
| Aquarium air pump Grant 5,052,904 - Itakura , et al. October 1, 1 | 1991-10-01 |
| Aquarium filter Grant D317,966 - Willinger July 2, 1 | 1991-07-02 |
| Aquarium filter assembly with restricted pumping window Grant 4,997,559 - Ellis , et al. March 5, 1 | 1991-03-05 |
| External aquarium filter Grant 4,895,646 - Willinger January 23, 1 | 1990-01-23 |
| Vent valve of an air pump Grant 4,886,093 - Itakura , et al. December 12, 1 | 1989-12-12 |
| Method of filtering in an aquarium tank with a filter envelope Grant 4,880,549 - Willinger , et al. November 14, 1 | 1989-11-14 |
| Inside filter for aquariums Grant 4,842,726 - Willinger * June 27, 1 | 1989-06-27 |
| Aquarium filter Grant 4,842,727 - Willinger , et al. June 27, 1 | 1989-06-27 |
| Self priming aquarium filter Grant 4,761,227 - Willinger , et al. August 2, 1 | 1988-08-02 |
| Power unit for aquarium filter assembly Grant 4,735,715 - Willinger April 5, 1 | 1988-04-05 |
| Aquarium power filter Grant D294,172 - Willinger February 9, 1 | 1988-02-09 |
| Biological filtration plants Grant 4,699,829 - Willinger October 13, 1 | 1987-10-13 |
| Aquarium filter pump Grant D291,720 - Willinger , et al. September 1, 1 | 1987-09-01 |
| Aquarium filter cartridge frame Grant D291,722 - Willinger September 1, 1 | 1987-09-01 |
| Aquarium filter system Grant 4,622,148 - Willinger November 11, 1 | 1986-11-11 |
| Aquarium filter assembly Grant 4,602,996 - Willinger July 29, 1 | 1986-07-29 |
| Removable power pack pump assembly Grant 4,589,982 - Willinger * May 20, 1 | 1986-05-20 |
| Aquarium filter assembly Grant 4,512,885 - Willinger April 23, 1 | 1985-04-23 |
| Combined aquarium fishnet and support Grant D273,409 - Willinger April 10, 1 | 1984-04-10 |
| Aquarium net assembly and packaging therefore Grant 4,392,570 - Willinger July 12, 1 | 1983-07-12 |
| Check valve Grant D269,633 - Willinger , et al. July 5, 1 | 1983-07-05 |
| Artificial aquarium plant Grant 4,369,216 - Willinger January 18, 1 | 1983-01-18 |
| Holding clamp for an aquarium heater Grant 4,301,767 - Willinger , et al. November 24, 1 | 1981-11-24 |
| External biological aquarium filter Grant 4,265,751 - Willinger May 5, 1 | 1981-05-05 |
| Bottom aquarium filter Grant 4,186,093 - Willinger January 29, 1 | 1980-01-29 |
| Display rack Grant D253,738 - Willinger December 25, 1 | 1979-12-25 |
| Undergravel aquarium filter Grant 4,148,730 - Willinger April 10, 1 | 1979-04-10 |
| Air stone Grant D249,897 - Willinger October 10, 1 | 1978-10-10 |
| Aquarium air pump Grant D247,436 - Willinger , et al. March 7, 1 | 1978-03-07 |
| Aquarium air pump Grant D247,435 - Willinger , et al. March 7, 1 | 1978-03-07 |
| Animal Path Connecting System Grant 3,859,961 - Willinger , et al. January 14, 1 | 1975-01-14 |
| Hinged Aquarium Cover Grant 3,857,366 - Willinger December 31, 1 | 1974-12-31 |
| Filtering Device Grant 3,815,547 - Willinger , et al. June 11, 1 | 1974-06-11 |
| Rodent Habitat Grant 3,791,346 - Willinger , et al. February 12, 1 | 1974-02-12 |
| Animal Exerciser And Activity Device Grant 3,788,277 - Willinger , et al. January 29, 1 | 1974-01-29 |
| Feed-bottle Grant 3,776,195 - Willinger December 4, 1 | 1973-12-04 |
| Display Package For Aquarium Accessories Grant 3,763,997 - Willinger , et al. October 9, 1 | 1973-10-09 |
| Valveless Pump Grant 3,751,188 - Willinger , et al. August 7, 1 | 1973-08-07 |
| Fish Net Grant 3,747,250 - Willinger July 24, 1 | 1973-07-24 |
| Aquarium Filtration Indicator Grant 3,746,168 - Willinger , et al. July 17, 1 | 1973-07-17 |
| Rock And Gravel Bed Simulation For Aquariums Grant 3,744,454 - Willinger , et al. July 10, 1 | 1973-07-10 |
| Disposable Filtration Cartridge Grant 3,738,494 - Willinger , et al. June 12, 1 | 1973-06-12 |
| Aquarium Filter Grant 3,720,317 - Willinger March 13, 1 | 1973-03-13 |
| Protective Shipping And Display Wrapper For An Aquarium Grant 3,718,275 - Willinger February 27, 1 | 1973-02-27 |
| Valveless Pump For An Aquarium Grant 3,687,291 - Willinger August 29, 1 | 1972-08-29 |
| Automatic Siphoning Filtration Device Grant 3,669,297 - Willinger June 13, 1 | 1972-06-13 |
| Aerating Device Grant 3,640,516 - Willinger February 8, 1 | 1972-02-08 |
| Aquarium Auxiliary Container Grant 3,566,840 - Willinger March 2, 1 | 1971-03-02 |
| Aquarium Filtration Device Grant 3,554,375 - Willinger January 12, 1 | 1971-01-12 |
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