US3396676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion apparatus
Assignee: General Mills Inc
•
Filing: 1966-05-02
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Granted: 1968-08-13
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Expires: 1986-05-02
Abstract
No abstract record available.
Inventors
- 👤 Hasten Mark
- 👤 Dennis L Pommer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:51
CPC Classifications
B; B21; B21C; B21C23/00; B21C23/02; B21C23/04; B21C23/08; B21C23/085; B21C25/00; B29; B29C; B29C48/00; B29C48/03; B29C48/05; B29C48/09; B29C48/25; B29C48/30; B29C48/32; B29C48/325; B29C48/327; B29C48/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |