Patent US998916A successfully refreshed from Google Patents.
US998916A
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US
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Sphygmomanometer.
Assignee: Individual
•
Filing: 1909-10-02
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Granted: 1911-07-25
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Expires: 1929-10-02
Abstract
No abstract record available.
Inventors
- 👤 Richard E Mercer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:27
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/022; A61B5/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1914-07-24 | 1915-01-23 | 1915-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-07-24 | 1919-01-23 | 1919-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-07-24 | 1923-01-23 | 1923-07-25 | $7700.00 | Window Closed / Lapsed |