Patent US2946237A successfully refreshed from Google Patents.
US2946237A
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US
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Latching devices
Assignee: Royal Mcbee Corp
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Filing: 1958-02-10
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Granted: 1960-07-26
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Expires: 1978-02-10
Abstract
No abstract record available.
Inventors
- 👤 Donald G Hebert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:24
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/50; H01H13/56; H01H13/562; G; G05; G05G; G05G5/00; G05G5/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238; Y10T74/20244; Y10T74/20396; Y10T74/20468; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US776849A
Cited
US1849233A
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US2044065A
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US2335082A
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US2647180A
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US2671354A
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US2824463A
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FR1128363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |