US3377146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for pelleting and extruding materials
Assignee: Individual
•
Filing: 1967-01-26
•
Granted: 1968-04-09
•
Expires: 1987-01-26
Abstract
No abstract record available.
Inventors
- 👤 Stroh Gerald F H Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:52
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/10; C; C10; C10L; C10L5/00; C10L5/02; C22; C22B; C22B1/00; C22B1/14; C22B1/24; C22B1/242
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |