Opperthauser; Orval A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Opperthauser; Orval A..The latest application filed is for "pipe insulating coupling with integrated mounting clamp and closure mechanism".
- Opperthauser; Orval A. - Atlantis FL
- Opperthauser; Orval A - Atlantis FL
| Patent | Date |
|---|---|
| Clevis hanger assembly and pipe insulation coupling Grant 7,793,893 - Opperthauser September 14, 2 | 2010-09-14 |
| Pipe insulating coupling with integrated mounting clamp and closure mechanism Grant 7,520,475 - Opperthauser April 21, 2 | 2009-04-21 |
| Pipe insulating coupling with integrated mounting clamp and closure mechanism App 20080173773 - Opperthauser; Orval A. | 2008-07-24 |
| Pipe insulation coupling Grant 7,322,380 - Opperthauser January 29, 2 | 2008-01-29 |
| Clevis hanger assembly and pipe insulation coupling Grant 7,207,527 - Opperthauser April 24, 2 | 2007-04-24 |
| Clevis hanger assembly and pipe insulation coupling App 20060175471 - Opperthauser; Orval A. | 2006-08-10 |
| Clevis hanger assembly and pipe insulation coupling App 20040200936 - Opperthauser, Orval A. | 2004-10-14 |
| Pipe insulation coupling App 20020108662 - Opperthauser, Orval A. | 2002-08-15 |
| Clamp assembly Grant 6,105,216 - Opperthauser August 22, 2 | 2000-08-22 |
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