Patent US4937208A successfully refreshed from Google Patents.
US2494473A
Expired / Lapsed
US
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Plastic casket
Assignee: Plastic Products Corp
•
Filing: 1944-07-29
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Granted: 1950-01-10
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Expires: 1964-07-29
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Dowling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:57
CPC Classifications
A; A61; A61G; A61G17/00; A61G17/007; A61G17/0136
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US925929A
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US915928A
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US1027453A
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US1417534A
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US1989962A
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US2023992A
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US2118717A
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US2222729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |