US2971350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant cooling systems
Assignee: Reflectotherm Inc
•
Filing: 1958-02-10
•
Granted: 1961-02-14
•
Expires: 1978-02-10
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:19
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/06; Y; Y10; Y10S; Y10S62/00; Y10S62/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US156269A
Cited
US697679A
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US2152291A
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US2251617A
Cited
US2405834A
Cited
US2523957A
Cited
US2783618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-14 | 1964-08-15 | 1965-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-14 | 1968-08-15 | 1969-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-14 | 1972-08-15 | 1973-02-14 | $7700.00 | Window Closed / Lapsed |