US3018087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat transfer panel
Assignee: Hexcel Products Inc
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Filing: 1958-04-11
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Granted: 1962-01-23
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Expires: 1978-04-11
Abstract
No abstract record available.
Inventors
- 👤 Roger C Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:40
CPC Classifications
F; F28; F28D; F28D15/00; F28D15/02; F28D15/0233; F24; F24S; F24S10/00; F24S10/90; F24S10/95; F25; F25D; F25D23/00; F25D23/06; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44; Y10; Y10S; Y10S165/00; Y10S165/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |