US3451124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a hinge assembly
Assignee: Stanley Works
•
Filing: 1964-08-07
•
Granted: 1969-06-24
•
Expires: 1984-08-07
Abstract
No abstract record available.
Inventors
- 👤 William A Steiner
- 👤 John S Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:01
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/38; B21D53/40; B29; B29C; B29C70/00; B29C70/68; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/4967; Y10T29/4998
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1799205A
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US3015126A
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US3256552A
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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) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |