Patent US2681480A successfully refreshed from Google Patents.
US2681480A
Expired / Lapsed
US
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Finger guard for swinging doors
Assignee: Individual
•
Filing: 1953-06-03
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Granted: 1954-06-22
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Expires: 1973-06-03
Abstract
No abstract record available.
Inventors
- 👤 Sr John J Dixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:23
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/28; E06B7/36; E06B7/367
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1444994A
Cited
US2015186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |