US2773353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window operating or accessory system
Assignee: Trico Products Corp
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Filing: 1953-05-18
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Granted: 1956-12-11
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Expires: 1973-05-18
Abstract
No abstract record available.
Inventors
- 👤 John R Oishel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:14
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/06; E; E05; E05F; E05F15/00; E05F15/50; E05F15/57; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/42; F15B2211/426; F15B2211/455; F15B2211/60; F15B2211/63; F15B2211/6303; F15B2211/6336; F15B2211/70; F15B2211/71; F15B2211/80; F15B2211/865; F15B2211/885; F15B2211/8855; F15B2211/89
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |