US2625930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar-heating structure
Assignee: Individual
•
Filing: 1950-06-02
•
Granted: 1953-01-20
•
Expires: 1970-06-02
Abstract
No abstract record available.
Inventors
- 👤 Clyde W Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
E; E04; E04B; E04B7/00; E04B7/12; F; F24; F24S; F24S23/00; F24S23/70; 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)
US117476A
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US290851A
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US430762A
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US246626A
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US679451A
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US681095A
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US965391A
Cited
US2428876A
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US2469496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |