Patent US2916831A successfully refreshed from Google Patents.
US2916831A
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Plastic granule dryer and conveyor
Assignee: Thoreson-Mccosh Inc
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Filing: 1955-04-29
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Granted: 1959-12-15
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Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick I Mccosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:22
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/16; B29B13/00; B29B13/06; B29B13/065; F; F26; F26B; F26B17/00; F26B17/10; F26B17/101; F26B17/103; F26B17/12; F26B17/14; F26B17/1408; F26B17/1425; F26B21/00; F26B21/003; F26B23/00; F26B23/04; F26B25/00; F26B25/001; F26B25/002; F26B3/00; F26B3/02; F26B3/06; F26B3/08; F26B2200/00; F26B2200/08
Claims Analysis
Total Claims: 0
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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) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |