Patent US2695773A successfully refreshed from Google Patents.
US2695773A
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US
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Cooling tower
Assignee: Carrier Corp
•
Filing: 1949-11-02
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Granted: 1954-11-30
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Expires: 1969-11-02
Abstract
No abstract record available.
Inventors
- 👤 William L Mcgrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:54
CPC Classifications
F; F28; F28C; F28C1/00; F28C1/10; F28C1/02; F28F; F28F25/00; F28F25/02; F28F25/08; F28F25/085; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10S; Y10S261/00; Y10S261/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190825053A
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US2042127A
Cited
GB465056A
Cited
US2062090A
Cited
GB496051A
Cited
US2197970A
Cited
US2356653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |