US2778053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable hinged mounting for motors or the like
Assignee: Duro Metal Products Co
•
Filing: 1954-09-13
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Granted: 1957-01-22
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Expires: 1974-09-13
Abstract
No abstract record available.
Inventors
- 👤 Theophil A Hess
- 👤 Paul B Mckain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:02
CPC Classifications
E; E05; E05D; E05D7/00; E05D7/10; E05D7/1061; E05D7/1005; E05D7/1011; E05D7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1135767A
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US1331678A
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US1410650A
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US2507329A
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US2497337A
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US2663585A
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US7891008B2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-22 | 1960-07-23 | 1961-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-22 | 1964-07-23 | 1965-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-22 | 1968-07-23 | 1969-01-22 | $7700.00 | Window Closed / Lapsed |