US3502000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjusting device for throttle valves
Assignee: Individual
•
Filing: 1967-03-10
•
Granted: 1970-03-24
•
Expires: 1987-03-10
Abstract
No abstract record available.
Inventors
- 👤 Christoph Heinrich Voges
- 👤 Gerd Johren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:56
CPC Classifications
F; F02; F02M; F02M3/00; F02M3/06; F02M3/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1978862A
Cited
US2205354A
Cited
US3027884A
Cited
US3169513A
Cited
US3266473A
Cited
US3355992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |