US2625640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple glass sheet glazing unit
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1950-08-05
•
Granted: 1953-01-13
•
Expires: 1970-08-05
Abstract
No abstract record available.
Inventors
- 👤 Romey A Gaiser
- 👤 Charles M Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:12
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/84; Y; Y10; Y10S; Y10S439/00; Y10S439/919; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US957728A
Cited
US1117128A
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US2209527A
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US2235681A
Cited
US2441831A
Cited
US2429420A
Cited
US2497507A
Cited
US2513993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |