US2915302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling tower
Assignee: Individual
•
Filing: 1956-10-30
•
Granted: 1959-12-01
•
Expires: 1976-10-30
Abstract
No abstract record available.
Inventors
- 👤 Jacir Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:33
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/10; F; F28; F28C; F28C1/00; F28C1/02; F28F; F28F25/00; F28F25/02; F28F25/08; F28F25/087; Y; Y02; Y02B; Y02B30/00; Y02B30/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE308290C
Cited
US1647281A
Cited
US2198305A
Cited
GB571510A
Cited
US2627396A
Cited
US2606750A
Cited
US2661197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |