Patent US2987087A successfully refreshed from Google Patents.
US2987087A
Expired / Lapsed
US
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Guide for mortising hinges
Assignee: Individual
•
Filing: 1958-12-16
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Granted: 1961-06-06
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Expires: 1978-12-16
Abstract
No abstract record available.
Inventors
- 👤 Alvin C Norman
- 👤 Marvin B Strother
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:29
CPC Classifications
B; B27; B27F; B27F5/00; B27F5/02; B27F5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733517A
Cited
US911608A
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US1115995A
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US1524234A
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US2427081A
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US2629937A
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US2843940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |