U.S. patent number D680,641 [Application Number D/413,404] was granted by the patent office on 2013-04-23 for filter cover for powered air purifying respirator. This patent grant is currently assigned to 3M Innovative Properties Company. The grantee listed for this patent is Nathan A. Abel, Gary E. Dwyer, John M. Pilgrim, James E. Steffen. Invention is credited to Nathan A. Abel, Gary E. Dwyer, John M. Pilgrim, James E. Steffen.
United States Patent | D680,641 |
Dwyer , et al. | April 23, 2013 |
Inventors: | Dwyer; Gary E. (Mallorytown, CA), Abel; Nathan A. (Minneapolis, MN), Steffen; James E. (Woodbury, MN), Pilgrim; John M. (Woodbury, MN) | ||||||||||
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Applicant: |
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Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
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Appl. No.: | D/413,404 | ||||||||||
Filed: | February 15, 2012 |
Current U.S. Class: | D24/110 |
Current International Class: | 2902 |
Field of Search: | ;D24/110,164 ;D23/364,365 ;D14/188,257,258 ;128/200.24,204.18,204.21,205.12,205.27 |
4899740 | February 1990 | Napolitano |
D464725 | October 2002 | Petherbridge et al. |
D479524 | September 2003 | Nara |
D585131 | January 2009 | Trevor-Wilson et al. |
D632375 | February 2011 | Curran |
D646379 | October 2011 | Huh |
D654070 | February 2012 | Silva et al. |
2009/0314295 | December 2009 | Hatmaker |
2011/0126713 | June 2011 | Legare |
2011/0146682 | June 2011 | Patil et al. |
Miller PAPR webpage obtained from internet on Feb. 20, 2012 http://www.millerwelds.com/products/welding.sub.--protection/filtration/p- apr/. cited by applicant . U.S. Appl. No. 29/413,397 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Blower Having Stylized Top. cited by applicant . U.S. Appl. No. 29/413,398 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Blower Having Stylized Bottom. cited by applicant . U.S. Appl. No. 29/413,400 to Hu et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Blower Having Attachment Bosses. cited by applicant . U.S. Appl. No. 29/413,401 to Dwyer et al., filed Feb. 15, 2012, entitled Small Filter Cover for Powered Air Purifying Respirator (PAPR). cited by applicant . U.S. Appl. No. 29/413,408 to Abel et al., filed Feb. 15, 2012, entitled Filter Cover for Powered Air Purifying Respirator (PAPR) Having Stylized Groove. cited by applicant . U.S. Appl. No. 29/413,423 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Having Control Panel. cited by applicant. |
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