Patent US3535125A successfully refreshed from Google Patents.
US3535125A
Expired / Lapsed
US
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Process for the manufacture of edible collagen casings
Assignee: Devro Inc
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Filing: 1968-09-16
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Granted: 1970-10-20
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Expires: 1988-09-16
Abstract
No abstract record available.
Inventors
- 👤 Paul V Fagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:54
CPC Classifications
A; A22; A22C; A22C13/00; A22C13/0013; A22C13/0016; A22C13/0003; A22C13/0006; B; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/10; B29C48/25; B29C48/88; B29C48/919; B29C48/001; B29C48/0019
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1354123A
Cited
US2114220A
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US2747228A
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US3123653A
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US3280235A
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US3413129A
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US3413130A
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US3425846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |