Patent US3380553A successfully refreshed from Google Patents.
US1432058A
Expired / Lapsed
US
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Door-operating apparatus
Assignee: Individual
•
Filing: 1919-11-07
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Granted: 1922-10-17
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Expires: 1939-11-07
Abstract
No abstract record available.
Inventors
- 👤 John E W Fogal
- 👤 Claud L Fulghum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:19
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/60; E05F15/603; E05F15/611; E05F15/627; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1925-10-16 | 1926-04-17 | 1926-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-10-16 | 1930-04-17 | 1930-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-10-16 | 1934-04-17 | 1934-10-17 | $7700.00 | Window Closed / Lapsed |