Porebski; James J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Porebski; James J..The latest application filed is for "portable manway cover hinge device".
- Porebski; James J. - Tonawanda NY US
- Porebski; James J. - North Tonawanda NY
| Patent | Date |
|---|---|
| Portable manway cover hinge device Grant 8,499,501 - DePietro , et al. August 6, 2 | 2013-08-06 |
| Portable manway cover hinge device App 20120285975 - DePietro; Edward A. ; et al. | 2012-11-15 |
| Portable manway cover hinge device Grant 8,038,031 - DePietro , et al. October 18, 2 | 2011-10-18 |
| Portable manway cover hinge device Grant 7,931,168 - DePietro , et al. April 26, 2 | 2011-04-26 |
| Portable lift, support, removal and/or installation system and method Grant 7,556,160 - Porebski , et al. July 7, 2 | 2009-07-07 |
| Portable manway cover hinge device App 20080256753 - DePietro; Edward A. ; et al. | 2008-10-23 |
| Portable Manway Cover Hinge Device App 20080256866 - DePietro; Edward A. ; et al. | 2008-10-23 |
| Portable lift, support, removal and/or installation system and method App 20050242051 - Porebski, James J. ; et al. | 2005-11-03 |
| Portable Lift, support, removal and/or installation system and method App 20040062631 - Porebski, James J. ; et al. | 2004-04-01 |
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