Patent US4495262A successfully refreshed from Google Patents.
Patent US2985908A successfully refreshed from Google Patents.
US2985908A
Expired / Lapsed
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Door holding devices
Assignee: Individual
•
Filing: 1958-04-03
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Granted: 1961-05-30
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Expires: 1978-04-03
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Allen
- 👤 Vito Angelo R De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:52
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05D11/1028; E05D11/1078; E05D11/1085; E05D11/08; E05D11/087; E05Y; E05Y2201/00; E05Y2201/20; E05Y2201/21; E05Y2201/25; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US700694A
Cited
US1839665A
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US2095866A
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US2246086A
Cited
US2342531A
Cited
US2804181A
Cited
US2812536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |