U.S. patent number D753,884 [Application Number D/471,083] was granted by the patent office on 2016-04-12 for hearing protector. This patent grant is currently assigned to 3M INNOVATIVE PROPERTIES COMPANY. The grantee listed for this patent is 3M INNOVATIVE PROPERTIES COMPANY. Invention is credited to Brenda M. Bonney, Scott T. Cheek, Nicolas A. Echeverri, Douglas D. Fletcher, Oscar M. Hemberg.
United States Patent | D753,884 |
Bonney , et al. | April 12, 2016 |
Inventors: | Bonney; Brenda M. (Woodbury, MN), Cheek; Scott T. (Indianapolis, IN), Echeverri; Nicolas A. (Woodbury, MN), Fletcher; Douglas D. (Woodbury, MN), Hemberg; Oscar M. (Dolaro, SE) | ||||||||||
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Applicant: |
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Assignee: | 3M INNOVATIVE PROPERTIES
COMPANY (St. Paul, MN) |
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Appl. No.: | D/471,083 | ||||||||||
Filed: | October 28, 2013 |
Current U.S. Class: | D29/112 |
Current International Class: | 2902 |
Field of Search: | ;D29/100,102,105,106,108,112,122 ;2/455,410,417,423,424,425,9,171,208,209,918 ;D14/205,223,249 ;181/129,130,135 ;379/430,431 ;381/380,381 ;455/90.3,575.1 |
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