Patent US2977818A successfully refreshed from Google Patents.
US2977818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parking brake actuating mechanism
Assignee: Motors Liquidation Co
•
Filing: 1957-09-26
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Granted: 1961-04-04
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Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 Conrad J Strozik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:21
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/04; B60T7/045; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20528; Y10T74/20558; Y10T74/20576; Y10T74/20636; Y10T74/2066; Y10T74/20672; Y10T74/20708
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |