U.S. patent number D820,447 [Application Number D/521,376] was granted by the patent office on 2018-06-12 for spirometer device. This patent grant is currently assigned to SPARO, INC.. The grantee listed for this patent is Sparo Inc.. Invention is credited to Andrew Brimer, Philip Frank.
United States Patent | D820,447 |
Brimer , et al. | June 12, 2018 |
Inventors: | Brimer; Andrew (St. Louis, MO), Frank; Philip (Portland, OR) | ||||||||||
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Applicant: |
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Assignee: | SPARO, INC. (St. Louis,
MO) |
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Appl. No.: | D/521,376 | ||||||||||
Filed: | March 23, 2015 |
Current U.S. Class: | D24/140 |
Current International Class: | 2402 |
Field of Search: | ;D24/110.5,133,164,186 |
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