US1771886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intake manifold for internal-combustion engines
Assignee: American Motors Corp
•
Filing: 1925-03-16
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Granted: 1930-07-29
•
Expires: 1945-03-16
Abstract
No abstract record available.
Inventors
- 👤 Stephen I Fekete
- 👤 Stuart G Baits
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:06
CPC Classifications
F; F02; F02M; F02M31/00; F02M31/02; F02M31/04; F02M31/06; F02M31/08; F02M63/00; F02M2700/00; F02M2700/05; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1933-07-28 | 1934-01-27 | 1934-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-07-28 | 1938-01-27 | 1938-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-07-28 | 1942-01-27 | 1942-07-29 | $7700.00 | Window Closed / Lapsed |