US2869287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bending glass sheets
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1954-03-15
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Granted: 1959-01-20
•
Expires: 1974-03-15
Abstract
No abstract record available.
Inventors
- 👤 William P Bamford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:38
CPC Classifications
B; B60; B60J; B60J1/00; B60J1/008; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10009; B32B17/10036; B32B17/10807; B32B17/10889; C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/0256; C03B23/027; C03B33/00; C03B33/02; C03B33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1632363A
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US1980970A
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US1999558A
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US2551607A
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US2729032A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |