Birdsell; Walter G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Birdsell; Walter G..The latest application filed is for "compact portable electric heater with high thermal output".
- Birdsell; Walter G. - Marlborough MA
- Birdsell; Walter G. - Beacon Falls CT
| Patent | Date |
|---|---|
| Secure mounting arrangement for U-shaped bolts and other device Grant 7,403,702 - Thrush , et al. July 22, 2 | 2008-07-22 |
| Water dispensing unit with a filtration tank Grant D514,864 - Birdsell , et al. February 14, 2 | 2006-02-14 |
| Water dispenser universal filtration tank Grant D513,928 - Birdsell , et al. January 31, 2 | 2006-01-31 |
| Compact portable electric heater with high thermal output App 20050265702 - Birdsell, Walter G. ; et al. | 2005-12-01 |
| Humidifier with a heating disc Grant 6,874,771 - Birdsell , et al. April 5, 2 | 2005-04-05 |
| Tower fan Grant 6,830,433 - Birdsell , et al. December 14, 2 | 2004-12-14 |
| Electric heater Grant D489,122 - Birdsell , et al. April 27, 2 | 2004-04-27 |
| Humidifier with a heating disc App 20040026802 - Birdsell, Walter G. ; et al. | 2004-02-12 |
| Tower fan App 20040022631 - Birdsell, Walter G. ; et al. | 2004-02-05 |
| Multi-way low profile mounting bracket App 20040022623 - Birdsell, Walter G. ; et al. | 2004-02-05 |
| Fan With Adjustable Mount App 20040022637 - Fei, Siu ; et al. | 2004-02-05 |
| Fan with adjustable mount Grant 6,682,308 - Fei , et al. January 27, 2 | 2004-01-27 |
| Heater Grant D483,455 - Leslie , et al. December 9, 2 | 2003-12-09 |
| Heater Grant D483,456 - Leslie , et al. December 9, 2 | 2003-12-09 |
| Portable electric heater App 20030128971 - Birdsell, Walter G. ; et al. | 2003-07-10 |
| Heater fan Grant D476,724 - Chuang , et al. July 1, 2 | 2003-07-01 |
| PTC heating element App 20030095795 - Birdsell, Walter G. ; et al. | 2003-05-22 |
| Electrical appliance enclosure with removable side wall App 20030012641 - Birdsell, Walter G. ; et al. | 2003-01-16 |
| Heater fan Grant D468,818 - Chuang , et al. January 14, 2 | 2003-01-14 |
| Humidifier Grant D468,819 - Lai , et al. January 14, 2 | 2003-01-14 |
| Heater fan Grant D466,599 - Bragg , et al. December 3, 2 | 2002-12-03 |
| Portable electric heater Grant D448,071 - Birdsell , et al. September 18, 2 | 2001-09-18 |
| Portable electric heater Grant D446,291 - Birdsell , et al. August 7, 2 | 2001-08-07 |
| Heater Grant D445,173 - Birdsell , et al. July 17, 2 | 2001-07-17 |
| Portable electric heater Grant D418,911 - Birdsell , et al. January 11, 2 | 2000-01-11 |
| Portable electric heater Grant D418,591 - Birdsell , et al. January 4, 2 | 2000-01-04 |
| Beverage vessel Grant 5,988,457 - Andrew , et al. November 23, 1 | 1999-11-23 |
| Portable vaporizer with cooling chamber Grant 5,970,211 - Ritsher , et al. October 19, 1 | 1999-10-19 |
| Coffeemaker Grant 5,964,141 - Andrew , et al. October 12, 1 | 1999-10-12 |
| Electric coffeemaker with keep warm control responsive to the amount of coffee brewed Grant 5,539,856 - Andrew , et al. July 23, 1 | 1996-07-23 |
| Water reservoir for a coffeemaker Grant 5,370,040 - Andrew , et al. December 6, 1 | 1994-12-06 |
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