Mehrer; George W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mehrer; George W..The latest application filed is for "composite shingle having shading zones in different planes".
- Mehrer; George W. - Jenkintown PA
- Mehrer, George W. - Jenkingtown PA
- Mehrer; George W. - Oreland PA
| Patent | Date |
|---|---|
| Composite shingle having shading zones in different planes Grant 6,715,252 - Stahl , et al. April 6, 2 | 2004-04-06 |
| Composite shingle having shading zones in different planes App 20030093963 - Stahl, Kermit E. ; et al. | 2003-05-22 |
| Composite shingle having shading zones in different planes Grant 6,523,316 - Stahl , et al. February 25, 2 | 2003-02-25 |
| Composite shingle having shading zones in different planes App 20020062613 - Stahl, Kermit E. ; et al. | 2002-05-30 |
| Composite shingle having shading zones in different planes Grant 6,305,138 - Stahl , et al. October 23, 2 | 2001-10-23 |
| Composite shingle having shading zones in different planes Grant 6,195,951 - Stahl , et al. March 6, 2 | 2001-03-06 |
| Composite shingle having shading zones in different planes Grant 5,901,517 - Stahl , et al. May 11, 1 | 1999-05-11 |
| Shingle Grant D388,195 - Hannah , et al. December 23, 1 | 1997-12-23 |
| Composite shingle having shading zones in different planes Grant 5,660,014 - Stahl , et al. August 26, 1 | 1997-08-26 |
| Shingle Grant D376,660 - Hannah , et al. December 17, 1 | 1996-12-17 |
| Shingle Grant D375,563 - Hannah , et al. November 12, 1 | 1996-11-12 |
| Process for roofing with an 18 inch shingle Grant 5,501,056 - Hannah , et al. March 26, 1 | 1996-03-26 |
| Composite shingle having shading zones in different planes Grant 5,426,902 - Stahl , et al. * June 27, 1 | 1995-06-27 |
| Roofing shingle Grant 5,421,134 - Hannah , et al. June 6, 1 | 1995-06-06 |
| Roofing shingle square Grant 5,400,558 - Hannah , et al. March 28, 1 | 1995-03-28 |
| Roofing shingle Grant 5,375,491 - Hannah , et al. December 27, 1 | 1994-12-27 |
| Roofing shingle Grant 5,287,669 - Hannah , et al. February 22, 1 | 1994-02-22 |
| Design for a tab portion of a shingle Grant D340,294 - Hannah , et al. October 12, 1 | 1993-10-12 |
| Tab portion of a shingle Grant D336,347 - Hannah , et al. June 8, 1 | 1993-06-08 |
| Method of making a multi-layer shingle Grant 5,209,802 - Hannah , et al. May 11, 1 | 1993-05-11 |
| Multi-layer shingle Grant 5,181,361 - Hannah , et al. January 26, 1 | 1993-01-26 |
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