Patent US3401745A successfully refreshed from Google Patents.
US3401745A
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US
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Heat transfer roller having fluid circulating means therein
Assignee: Winkler Fallert and Co AG
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Filing: 1966-05-20
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Granted: 1968-09-17
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Expires: 1986-05-20
Abstract
No abstract record available.
Inventors
- 👤 Pato Tibor Georges
- 👤 Ammon Ernst
- 👤 Graf Erwin
- 👤 Wymann Hans Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:06
CPC Classifications
F; F28; F28F; F28F5/00; F28F5/02; D; D06; D06B; D06B23/00; D06B23/02; D06B23/028; D06C; D06C15/00; D06C15/08; D21; D21F; D21F5/00; D21F5/02; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/18; F26B13/183; F28D; F28D11/00; F28D11/02; Y; Y10; Y10S; Y10S165/00; Y10S165/135; Y10S165/139; Y10S165/156; Y10S165/159; Y10S165/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790700A
Cited
US1536832A
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US1928173A
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US2071624A
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US2800307A
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US3237685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |