Patent US2870480A successfully refreshed from Google Patents.
US2870480A
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US
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Apparatus for cooling material adversely affected by heat of extrusion
Assignee: Individual
•
Filing: 1956-02-03
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Granted: 1959-01-27
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Expires: 1976-02-03
Abstract
No abstract record available.
Inventors
- 👤 Edgar N Meakin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:57
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/20; B29; B29B; B29B13/00; B29B13/04; B29B7/00; B29B7/80; B29B7/82; B29C; B29C48/00; B29C48/03; B29C48/04; B29C48/25; B29C48/285; B29C48/286; B29C48/78; B29C48/793; B29C48/797; F; F25; F25D; F25D3/00; F25D3/12; F25D3/127; Y; Y10; Y10S; Y10S241/00; Y10S241/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US957038A
Cited
US1776366A
Cited
US1825475A
Cited
US2237078A
Cited
US2391638A
Cited
US2516166A
Cited
US2537779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |