US2436728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle window regulator
Assignee: Individual
•
Filing: 1945-02-14
•
Granted: 1948-02-24
•
Expires: 1965-02-14
Abstract
No abstract record available.
Inventors
- 👤 John B Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:52
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/50; E05F15/57; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1491222A
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US1582240A
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US1715402A
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US1799516A
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US1934635A
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US1963941A
Cited
US2143889A
Cited
US2058328A
Cited
US2093201A
Cited
US2140865A
Cited
US2326357A
Cited
US2372164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-23 | 1951-08-25 | 1952-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-23 | 1955-08-25 | 1956-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-23 | 1959-08-25 | 1960-02-24 | $7700.00 | Window Closed / Lapsed |