Pierson; John L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pierson; John L..The latest application filed is for "retrofit framing system for metal roof".
- Pierson; John L. - Cleveland OH
- Pierson; John L. - Chesterland OH US
- Pierson; John L. - Lakewood OH
- PIERSON; JOHN L. - US
| Patent | Date |
|---|---|
| Retrofit framing system for metal roof Grant 10,337,188 - Diamond , et al. | 2019-07-02 |
| Retrofit Framing System for Metal Roof App 20180209150 - Diamond; Thomas G. ; et al. | 2018-07-26 |
| Retrofit framing system for metal roof Grant 10,006,205 - Diamond , et al. June 26, 2 | 2018-06-26 |
| Retrofit Framing System for Metal Roof App 20170037630 - Diamond; Thomas G. ; et al. | 2017-02-09 |
| Solar roofing system Grant 9,541,308 - Pierson , et al. January 10, 2 | 2017-01-10 |
| Solar roofing system Grant 8,733,035 - Pierson , et al. May 27, 2 | 2014-05-27 |
| Roofing system Grant 8,171,689 - Pierson , et al. May 8, 2 | 2012-05-08 |
| Roofing system Grant 8,127,512 - Pierson , et al. March 6, 2 | 2012-03-06 |
| Solar Roofing System App 20110232212 - Pierson; John L. ; et al. | 2011-09-29 |
| Roofing System App 20110203209 - PIERSON; JOHN L. ; et al. | 2011-08-25 |
| Roofing system Grant 7,963,081 - Pierson , et al. June 21, 2 | 2011-06-21 |
| Solar Roofing System App 20100236542 - PIERSON; JOHN L. ; et al. | 2010-09-23 |
| Roofing System App 20100146898 - PIERSON; JOHN L. ; et al. | 2010-06-17 |
| Roofing system App 20060032176 - Pierson; John L. ; et al. | 2006-02-16 |
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