Halfen; Marvin J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Halfen; Marvin J..The latest application filed is for "adjustable frame for hanging folders".
- Halfen; Marvin J. - Hastings MN
| Patent | Date |
|---|---|
| User selectable file tab system and method Grant 10,065,446 - Halfen , et al. September 4, 2 | 2018-09-04 |
| Adjustable frame for hanging folders Grant 9,994,065 - Halfen , et al. June 12, 2 | 2018-06-12 |
| Method of making a powder coated protected prong file fastener Grant 9,839,937 - Lindelof , et al. December 12, 2 | 2017-12-12 |
| Adjustable Frame For Hanging Folders App 20170232780 - Halfen; Marvin J. ; et al. | 2017-08-17 |
| Adjustable frame for hanging folders Grant 9,642,457 - Halfen , et al. May 9, 2 | 2017-05-09 |
| Protected prong file fastener and method of manufacture Grant 9,114,597 - Lindelof , et al. August 25, 2 | 2015-08-25 |
| Protected prong file fastener and method of making Grant 8,747,588 - Lindelof , et al. June 10, 2 | 2014-06-10 |
| Protected prong file fastener and method of manufacture Grant 8,746,314 - Lindelof , et al. June 10, 2 | 2014-06-10 |
| Apparatus and method of attaching a file fastener to a backboard Grant 8,678,061 - Halfen March 25, 2 | 2014-03-25 |
| Protected prong file fastener Grant 8,414,211 - Lindelof , et al. April 9, 2 | 2013-04-09 |
| Hole punch and compressor with alignment member Grant 8,176,822 - Halfen May 15, 2 | 2012-05-15 |
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.
| 