US2656862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for boring the lockholes in doors
Assignee: Individual
•
Filing: 1949-12-09
•
Granted: 1953-10-27
•
Expires: 1969-12-09
Abstract
No abstract record available.
Inventors
- 👤 Gellert Carl
- 👤 Gellert Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:20
CPC Classifications
B; B27; B27F; B27F5/00; B27F5/02; B27F5/12; Y; Y10; Y10T; Y10T408/00; Y10T408/34; Y10T408/348; Y10T408/35; Y10T408/356; Y10T408/55; Y10T408/561; Y10T408/5623; Y10T408/56245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US858903A
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US1031945A
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US1242369A
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US1394766A
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US1464020A
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US1575308A
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US1919900A
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US2207782A
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US2273653A
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US2500724A
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US2425944A
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 |