US3392073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making fibrous web reinforced cellulosic casing
Assignee: Union Carbide Corp
•
Filing: 1963-06-04
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Granted: 1968-07-09
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Schenk
- 👤 James W Mosher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:39
CPC Classifications
B; B31; B31B; B31B50/00; B31D; B31D3/00; B31D3/002; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2120/00; B31B2120/40; B31B50/26; B31B50/28; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1875289A
Cited
US1961914A
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US2014649A
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US2210436A
Cited
US2952550A
Cited
US3266710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |