Bergfeld; Katherine A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bergfeld; Katherine A..The latest application filed is for "expandable sealing mechanism".
- Bergfeld; Katherine A. - Waterville OH
- Bergfeld; Katherine A. - Fort Wayne IN
| Patent | Date |
|---|---|
| Expandable sealing mechanism Grant 10,563,805 - Skinner , et al. Feb | 2020-02-18 |
| Expandable sealing mechanism Grant D814,285 - Blackwood , et al. April 3, 2 | 2018-04-03 |
| Expandable sealing mechanism Grant D813,661 - Blackwood , et al. March 27, 2 | 2018-03-27 |
| Expandable Sealing Mechanism App 20170198850 - Skinner; James W. ; et al. | 2017-07-13 |
| Expandable sealing mechanism Grant 9,644,768 - Skinner , et al. May 9, 2 | 2017-05-09 |
| Expandable sealing mechanism Grant D752,968 - Blackwood , et al. April 5, 2 | 2016-04-05 |
| Roll-up Door Seal App 20150082704 - Gamble; Jimmy D. ; et al. | 2015-03-26 |
| Trailer Door Seal App 20140352227 - Happel; Andrew J. ; et al. | 2014-12-04 |
| Trailer door seal Grant 8,839,564 - Happel , et al. September 23, 2 | 2014-09-23 |
| Expandable Sealing Mechanism App 20140191503 - Skinner; James W. ; et al. | 2014-07-10 |
| Trailer Door Seal App 20120023829 - Happel; Andrew J. ; et al. | 2012-02-02 |
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