US2783618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant cooling tunnels
Assignee: Reflectotherm Inc
•
Filing: 1955-03-01
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Granted: 1957-03-05
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Expires: 1975-03-01
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:56
CPC Classifications
A; A23; A23G; A23G7/00; A23G7/02; F; F25; F25D; F25D13/00; F25D13/06; Y; Y10; Y10S; Y10S165/00; Y10S165/904; Y10S62/00; Y10S62/01
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) | 1960-03-04 | 1960-09-03 | 1961-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-04 | 1964-09-03 | 1965-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-04 | 1968-09-03 | 1969-03-05 | $7700.00 | Window Closed / Lapsed |