Patent US873387A successfully refreshed from Google Patents.
US873387A
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Throttle-valve for hydrocarbon-engines.
Assignee: Packard Motor Car Co
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Filing: 1905-10-12
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Granted: 1907-12-10
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Expires: 1925-10-12
Abstract
No abstract record available.
Inventors
- 👤 Charles Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:47
CPC Classifications
F; F02; F02D; F02D9/00; Y; Y10; Y10S; Y10S261/00; Y10S261/06; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1007; Y10T137/108; Y10T137/1098; Y10T137/8593; Y10T137/87917; Y10T137/88022; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20213; Y10T74/2022; Y10T74/20226
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) | 1910-12-09 | 1911-06-10 | 1911-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-12-09 | 1915-06-10 | 1915-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-12-09 | 1919-06-10 | 1919-12-10 | $7700.00 | Window Closed / Lapsed |