US2629869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: ROSEANNE F LOCKEN
•
Filing: 1950-01-14
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Granted: 1953-03-03
•
Expires: 1970-01-14
Abstract
No abstract record available.
Inventors
- 👤 John H Locken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:39
CPC Classifications
A; A61; A61F; A61F9/00; A61F9/04; A61F9/045; A61F9/02; A61F9/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US307362A
Cited
US1030173A
Cited
US1110350A
Cited
US1283358A
Cited
US2261739A
Cited
US2390064A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |