US2887719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for plasticizing a solid particulate material for extruding or molding
Assignee: Package Machinery Co
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Filing: 1957-05-16
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Granted: 1959-05-26
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Expires: 1977-05-16
Abstract
No abstract record available.
Inventors
- 👤 Corbett Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:45
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/47; B29C48/00; B29C48/03; B29C48/04; B29C48/07; B29C48/08; B29C48/25; B29C48/285; B29C48/286; B29C48/288; B29C48/36; B29C48/395; B29C48/78; B29C48/80; B29C48/83; B29C48/832; B29C48/88; B29C48/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2011055A
Cited
US2653348A
Cited
US2499398A
Cited
FR930773A
Cited
US2509014A
Cited
US2766534A
Cited
US2686335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |