Patent US2944897A successfully refreshed from Google Patents.
Patent US2802593A successfully refreshed from Google Patents.
US2802593A
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Assignee: EXTRUDED PLASTICS Inc
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Filing: 1952-10-28
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Granted: 1957-08-13
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Expires: 1972-10-28
Abstract
No abstract record available.
Inventors
- 👤 Charles E Slaughter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:37
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0202; B65D43/0214; B65D43/0222; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00259; B65D2543/00296; B65D2543/00342; B65D2543/00351; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00527; B65D2543/00537; Y; Y10; Y10S; Y10S264/00; Y10S264/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1918987A
Cited
US2064042A
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US2176997A
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US2189955A
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US2285220A
Cited
US2401318A
Cited
US2584095A
Cited
US2536773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |