US3419651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of shaping thermoplastic sheets
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1967-07-18
•
Granted: 1968-12-31
•
Expires: 1987-07-18
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Miller
- 👤 Perry Glenn
- 👤 Lawrence C Wheat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:31
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10807; B32B17/10889; B32B17/10981
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2817117A
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US2937407A
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US3166461A
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US3058154A
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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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |