Patent US2688210A successfully refreshed from Google Patents.
US2688210A
Expired / Lapsed
US
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Glass bending apparatus
Assignee: Libbey Owens Ford Glass Co
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Filing: 1953-03-10
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Granted: 1954-09-07
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Expires: 1973-03-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Jendrisak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:46
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB681943A
Cited
US2633673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |