US2476145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection of surfaces
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1944-08-12
•
Granted: 1949-07-12
•
Expires: 1964-08-12
Abstract
No abstract record available.
Inventors
- 👤 James D Gwyn
- 👤 Jr Carl B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:06
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/08; B05B5/087; B65; B65B; B65B23/00; B65B23/20; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/068; B65G49/069; Y; Y10; Y10S; Y10S206/00; Y10S206/818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US820717A
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US1293684A
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US1698845A
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US2027308A
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US2173032A
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US2174328A
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US2128811A
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US2247963A
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US2320674A
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US2285220A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |