US2656563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counterbalanced hinge
Assignee: Individual
•
Filing: 1950-07-18
•
Granted: 1953-10-27
•
Expires: 1970-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jones William Rees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:37
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/1246; E05F1/1253; E05F1/1261; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/105; E05D11/1064; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/638; E05Y2900/00; E05Y2900/50; E05Y2900/516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US324444A
Cited
US449366A
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US450707A
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US472483A
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US553484A
Cited
US588642A
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GB189610940A
Cited
US644203A
Cited
US1067676A
Cited
US2265704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |