US2845656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for mixing and extruding plastics and the like
Assignee: Individual
•
Filing: 1952-12-24
•
Granted: 1958-08-05
•
Expires: 1972-12-24
Abstract
No abstract record available.
Inventors
- 👤 Gabbrielli Ernesto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:54
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/02; B29B7/06; B29B7/10; B29B7/12; B29B7/125; B29B7/30; B29B7/34; B29B7/52; B29B7/523; B29C; B29C45/00; B29C45/17; B29C45/46; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C48/16; B29C48/18; B29C48/21; B29C48/25; B29C48/30; B29C48/305; B29C48/307; B29C48/36; B29C48/395; B29C48/465; B29C48/467
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR1056691A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |