US3482766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum operated motor and pump combination
Assignee: Motors Liquidation Co
•
Filing: 1967-11-13
•
Granted: 1969-12-09
•
Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 Frederick L J Rehfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:38
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/10; F04B39/102; F04B39/0005; F04B39/0016; F04B9/00; F04B9/08; F04B9/12; F04B9/1207; F04B9/123; F04B9/127
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2597672A
Cited
US2510649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |