Patent US4907788A successfully refreshed from Google Patents.
US3051990A
Expired / Lapsed
US
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Rubber reclaiming apparatus
Assignee: U S Rubber Reclaiming Co Inc
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Filing: 1960-07-11
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Granted: 1962-09-04
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Expires: 1980-07-11
Abstract
No abstract record available.
Inventors
- 👤 Chester H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:19
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/78; B29C48/86; B29C48/87; B29C48/022; B29C48/03; B29C48/09; B29C48/30; B29C48/32; B29C48/33; B29C48/36; B29C48/395; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US454030A
Cited
US1159895A
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US2461630A
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US2514841A
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US2747223A
Cited
DE961211C
Cited
US2979768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |