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Patent US2671987A successfully refreshed from Google Patents.
US2671987A
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Glass bending apparatus
Assignee: Libbey Owens Ford Glass Co
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Filing: 1951-09-13
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Granted: 1954-03-16
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Expires: 1971-09-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Jendrisak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:49
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/027; C03B23/0258; C03B29/00; C03B29/04; C03B29/06; C03B29/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1188951A
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US2125176A
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US2450297A
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US2452488A
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US2423188A
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US2460826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |