US1160640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatically-controlled auxiliary-air-inlet device for internal-combustion engines.
Assignee: Individual
•
Filing: 1915-06-01
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Granted: 1915-11-16
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Expires: 1935-06-01
Abstract
No abstract record available.
Inventors
- 👤 William G Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:06
CPC Classifications
B; B60; B60W; B60W10/00; B60W10/02; F; F16; F16D; F16D48/00; F16D48/02; F16D2048/0221; F16D2048/0227; F16D2048/023; F16D48/04; F16D2048/045; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/108; 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) | 1918-11-15 | 1919-05-17 | 1919-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-11-15 | 1923-05-17 | 1923-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-11-15 | 1927-05-17 | 1927-11-16 | $7700.00 | Window Closed / Lapsed |