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US2547550A
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Hinge construction
Assignee: Motor Products Corp
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Filing: 1947-09-29
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Granted: 1951-04-03
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Expires: 1967-09-29
Abstract
No abstract record available.
Inventors
- 👤 Harland W Whitmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:55
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1207; E05F1/1215; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/06; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/306; F; F25; F25D; F25D2323/00; F25D2323/02; F25D2323/024; F25D2400/00; F25D2400/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |