US952871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Life-saving machine.
Assignee: Individual
•
Filing: 1909-04-05
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Granted: 1910-03-22
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Expires: 1929-04-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Browder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:29
CPC Classifications
A; A62; A62B; A62B1/00; A62B1/22; A63; A63B; A63B21/00; A63B21/02; A63B21/023; A63B6/00; A63B6/02; F; F16; F16B; F16B2200/00; F16B2200/69; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32409; Y10T403/32606; Y10T403/32951; Y10T403/59; Y10T403/60
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) | 1913-03-21 | 1913-09-20 | 1914-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-03-21 | 1917-09-20 | 1918-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-03-21 | 1921-09-20 | 1922-03-22 | $7700.00 | Window Closed / Lapsed |