US805981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump attachment for internal-combustion engines.
Assignee: Individual
•
Filing: 1903-10-22
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Granted: 1905-11-28
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Expires: 1923-10-22
Abstract
No abstract record available.
Inventors
- 👤 Reuben A Mitchell
- 👤 Lester L Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:51
CPC Classifications
F; F04; F04B; F04B17/00; F04B17/05; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025
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) | 1908-11-27 | 1909-05-29 | 1909-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-11-27 | 1913-05-29 | 1913-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-11-27 | 1917-05-29 | 1917-11-28 | $7700.00 | Window Closed / Lapsed |