US3548792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for internal-combustion engines
Assignee: JUDSON G PALMER
•
Filing: 1969-02-11
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Granted: 1970-12-22
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Expires: 1989-02-11
Abstract
No abstract record available.
Inventors
- 👤 Judson G Palmer
- 👤 Michael C Smayling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:20
CPC Classifications
F; F02; F02D; F02D41/00; F02D41/02; F02D41/0205; 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) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |