Dahlheimer; John C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dahlheimer; John C..The latest application filed is for "unitized seal with integral spacer".
- Dahlheimer; John C. - Laconia NH
- Dahlheimer; John C - Laconia NH
| Patent | Date |
|---|---|
| Prelubricated multi-lipped radial shaft seal with large radial offset accommodation Grant 7,963,526 - Dahlheimer June 21, 2 | 2011-06-21 |
| Radial shaft seal with large radial offset accommodation Grant 7,887,062 - Dahlheimer February 15, 2 | 2011-02-15 |
| Unitized seal with integral spacer Grant 7,845,740 - Dahlheimer December 7, 2 | 2010-12-07 |
| Seal seat ring component with locking and venting features Grant 7,673,479 - Dahlheimer March 9, 2 | 2010-03-09 |
| Unitized Seal With Integral Spacer App 20090261650 - Dahlheimer; John C. | 2009-10-22 |
| Prelubricated Multi-Lipped Radial Shaft Seal With Large Radial Offset Accommodation App 20080284110 - Dahlheimer; John C. | 2008-11-20 |
| Radial Shaft Seal with Large Radial Offset Accommodation App 20080258406 - Dahlheimer; John C. | 2008-10-23 |
| Face seal with constriction ring Grant 7,431,304 - Dahlheimer October 7, 2 | 2008-10-07 |
| Seal Seat Ring Component With Locking And Venting Features App 20080047306 - Dahlheimer; John C. | 2008-02-28 |
| Unitized Seal With Integral Flanged Sleeve App 20080048400 - Dahlheimer; John C. | 2008-02-28 |
| Seal seat assembly with specialized features Grant 7,311,307 - Dahlheimer December 25, 2 | 2007-12-25 |
| Face seal with constriction ring App 20070108705 - Dahlheimer; John C. | 2007-05-17 |
| Seal seat assembly with specialized features App 20070069476 - Dahlheimer; John C. | 2007-03-29 |
| Unitized seal with integral spacer App 20060290067 - Dahlheimer; John C. | 2006-12-28 |
| Deflectable enclosure cover Grant 6,896,481 - Dahlheimer May 24, 2 | 2005-05-24 |
| Bellows face seal assembly Grant 6,805,357 - Dahlheimer October 19, 2 | 2004-10-19 |
| Deflectable enclosure cover App 20040191062 - Dahlheimer, John C. | 2004-09-30 |
| Face seal with secondary seal App 20040026868 - Dahlheimer, John C. | 2004-02-12 |
| Fan cooled seal seat App 20030214099 - Dahlheimer, John C. | 2003-11-20 |
| Bellows face seal assembly App 20030006560 - Dahlheimer, John C. | 2003-01-09 |
| Elastomeric pump impeller Grant 6,328,528 - Dahlheimer December 11, 2 | 2001-12-11 |
| Gimballed mechanical face seal Grant 6,113,106 - Dahlheimer September 5, 2 | 2000-09-05 |
| Unitized seal impeller thrust system Grant 6,062,815 - Holt , et al. May 16, 2 | 2000-05-16 |
| Mechanical face seal assembly including a gasket Grant 5,676,382 - Dahlheimer October 14, 1 | 1997-10-14 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 