Headrick; J. Charles
Patent Applications and Registrations
Patent applications and USPTO patent grants for Headrick; J. Charles.The latest application filed is for "manually separable ridge vent".
- Headrick; J. Charles - Hiawassee GA US
- Headrick; J. Charles - Alpharetta GA
- Headrick; J. Charles - Cumming GA
- Headrick; J. Charles - Norcross GA
- Headrick; J. Charles - Oceola AR
| Patent | Date |
|---|---|
| Ridge ventilation system Grant RE44,832 - Headrick April 8, 2 | 2014-04-08 |
| Manually separable ridge vent Grant 7,165,363 - Headrick, II , et al. January 23, 2 | 2007-01-23 |
| Rollable baffled ridge vent Grant 7,024,828 - Headrick April 11, 2 | 2006-04-11 |
| Manually separable ridge vent App 20040237428 - Headrick, J. Charles ; et al. | 2004-12-02 |
| Manually separable ridge vent App 20040088928 - Headrick, John C. II ; et al. | 2004-05-13 |
| Rollable baffled ridge vent App 20040088932 - Headrick, J. Charles | 2004-05-13 |
| Reinforced coextruded plastic jamb Grant 6,453,631 - Headrick September 24, 2 | 2002-09-24 |
| Foundation vent with improved net free ventilation area Grant 6,302,785 - McKinney , et al. October 16, 2 | 2001-10-16 |
| Ridge ventilation system App 20010019941 - Headrick, J. Charles | 2001-09-06 |
| Jamb and threshold assembly with watertight seals Grant 6,219,971 - Headrick April 24, 2 | 2001-04-24 |
| Astragal with integral sealing lock block Grant 5,857,291 - Headrick January 12, 1 | 1999-01-12 |
| Continuous sidelight sill with adaptable threshold caps and removable paint shield Grant 5,611,173 - Headrick , et al. March 18, 1 | 1997-03-18 |
| Continuous sidelight sill with adaptable threshold caps and removable paint shield Grant 5,588,266 - Headrick December 31, 1 | 1996-12-31 |
| Combined handicap door sill and threshold Grant D366,119 - Headrick January 9, 1 | 1996-01-09 |
| Continuous sidelight sill with adaptable threshold caps Grant 5,426,894 - Headrick June 27, 1 | 1995-06-27 |
| Combined door sill and threshold Grant D354,572 - Headrick January 17, 1 | 1995-01-17 |
| Draining door sill assembly with adjustable threshold cap Grant 5,136,814 - Headrick August 11, 1 | 1992-08-11 |
| Galvanized tube welded seam repair metallizing process Grant 4,191,319 - Headrick , et al. * March 4, 1 | 1980-03-04 |
| Galvanized tube welded seam repair metallizing process Grant 4,082,212 - Headrick , et al. April 4, 1 | 1978-04-04 |
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