US2676366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed window assembly
Assignee: Tacoma Sash & Door Co
•
Filing: 1951-03-26
•
Granted: 1954-04-27
•
Expires: 1971-03-26
Abstract
No abstract record available.
Inventors
- 👤 Leevers Kenneth
- 👤 Joseph W Tubbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:30
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4446; E06B3/4407
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1957592A
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US2397090A
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US2563058A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |