US2926371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Edge treating apparatus
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1957-11-13
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Granted: 1960-03-01
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Expires: 1977-11-13
Abstract
No abstract record available.
Inventors
- 👤 Rollin L Swindler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:52
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10165; B32B17/10293
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1328242A
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US1540110A
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US1829647A
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US1961487A
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US1850465A
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US2252787A
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US2831791A
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US2724486A
Cited
US2729581A
Cited
FR1120145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |