Patent US2998141A successfully refreshed from Google Patents.
US2998141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer device for sheet materials
Assignee: Libbey Owens Ford Glass Co
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Filing: 1960-01-25
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Granted: 1961-08-29
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Expires: 1980-01-25
Abstract
No abstract record available.
Inventors
- 👤 Alfred L Moore
- 👤 John R Ewan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:12
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/062; B65D; B65D85/00; B65D85/30; B65D85/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1065272A
Cited
FR624830A
Cited
US2559856A
Cited
US2661988A
Cited
US2863566A
Cited
US2894641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |