Patent US2789438A successfully refreshed from Google Patents.
US2789438A
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US
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Idler mechanism
Assignee: Motors Liquidation Co
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Filing: 1953-08-12
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Granted: 1957-04-23
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Expires: 1973-08-12
Abstract
No abstract record available.
Inventors
- 👤 Roland V Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:38
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/14; B62D55/15; Y; Y10; Y10S; Y10S474/00; Y10S474/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1171347A
Cited
GB191421291A
Cited
US2393993A
Cited
US2430136A
Cited
US2526242A
Cited
US2655678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |