Oldenburg; Michael R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oldenburg; Michael R..The latest application filed is for "retrofittable severe duty seal for a shaft".
- Oldenburg; Michael R. - Madelia MN
| Patent | Date |
|---|---|
| Retrofittable severe duty seal for a shaft Grant 7,658,386 - Oldenburg February 9, 2 | 2010-02-09 |
| Retrofittable severe duty seal for a shaft Grant 7,159,871 - Oldenburg January 9, 2 | 2007-01-09 |
| Seal for a shaft Grant 7,108,267 - Oldenburg September 19, 2 | 2006-09-19 |
| Retrofittable severe duty seal for a shaft Grant 6,991,234 - Oldenburg January 31, 2 | 2006-01-31 |
| Retrofittable severe duty seal for a shaft App 20060012129 - Oldenburg; Michael R. | 2006-01-19 |
| Retrofittable severe duty seal for a shaft App 20040169335 - Oldenburg, Michael R. | 2004-09-02 |
| Retrofittable severe duty seal for a shaft App 20040164495 - Oldenburg, Michael R. | 2004-08-26 |
| Seal for a shaft App 20040094899 - Oldenburg, Michael R. | 2004-05-20 |
| Retrofittable severe duty seal for a shaft Grant 6,726,212 - Oldenburg April 27, 2 | 2004-04-27 |
| Seal for a shaft Grant 6,692,007 - Oldenburg February 17, 2 | 2004-02-17 |
| Seal for a shaft App 20030080511 - Oldenburg, Michael R. | 2003-05-01 |
| Method of using a retrofittable severe duty seal for a shaft App 20020175473 - Oldenburg, Michael R. | 2002-11-28 |
| Retrofittable severe duty seal for a shaft App 20020149154 - Oldenburg, Michael R. | 2002-10-17 |
| Method of using a retrofittable severe duty seal for a shaft Grant 6,464,228 - Oldenburg October 15, 2 | 2002-10-15 |
| Retrofittable severe duty seal for a shaft Grant 6,406,026 - Oldenburg June 18, 2 | 2002-06-18 |
| Retrofittable severe duty seal for a shaft App 20020011710 - Oldenburg, Michael R. | 2002-01-31 |
| Flangeless retrofittable severe duty seal for a shaft Grant 6,315,296 - Oldenburg November 13, 2 | 2001-11-13 |
| Retrofittable severe duty seal for a shaft Grant 6,186,507 - Oldenburg February 13, 2 | 2001-02-13 |
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