Patent US2861372A successfully refreshed from Google Patents.
US2861372A
Expired / Lapsed
US
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Method of surface finish of plastic panels
Assignee: ARBORITE Co Ltd
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Filing: 1955-05-06
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Granted: 1958-11-25
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Expires: 1975-05-06
Abstract
No abstract record available.
Inventors
- 👤 Hunt Ernest George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:32
CPC Classifications
B; B29; B29C; B29C59/00; B29C59/02; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1041; Y10T156/11; Y10T156/1153; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2070023A
Cited
US2338091A
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US2549847A
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US2517698A
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US2510999A
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US2606855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |