US3231247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Evaporative cooler construction
Assignee: Meritor Inc
•
Filing: 1963-06-10
•
Granted: 1966-01-25
•
Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Adam D Goettl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:35
CPC Classifications
F; F28; F28C; F28C1/00; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49359; Y10T29/49396
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A EVAPORATIVE COOLER CONSTRUCTION THE COMBINATION OF: A RECTANGULAR BOX SHAPED SUMP PAN HAVING A BOTTOM AND TWO OPPOSED PAIRS OF UPSTANDING SIDES; A FRAME SIDE PORTION INTEGRAL WITH ONE OF SAID UPSTANDING SIDES; TWO FLANGE PORTIONS ON SAID FRAME SIDE PORTION SUBSTANTIALLY CONTIGUOUS TO AN OPPOSED PAIR OF SAID UPSTANDING SIDES OF SAID SUMP PAN PORTION, SAID FRAME SIDE PORTION AND SAID FLANGE PORTIONS EXTENDING A CONSIDERABLE DISTANCE ABOVE SAID UPSTANDING SIDES; AND ANGULARLY FOLDED PORTION AT CORNERS OF SAID SUMP PAN AND INTEGRAL WITH SAID UPSTAND-
Claim 2
Dependent Claim
89 words
IN A EVAPORATIVE COOLER CONSTRUCTION THE COMBINATION OF: A RECTANGULAR BOX SHAPED SUMP PAN HAVING A BOTTOM AND TWO OPPOSED PAIRS OF UPSTANDING SIDES; A FRAME SIDE PORTION INTEGRAL WITH ONE OF SAID UPSTANDING SIDES; TWO FLANGE PORTIONS ON SAID FRAME SIDE PORTION SUBSTANTIALLY CONTIGUOUS TO AN OPPOSED PAIR OF SAID UPSTANDING SIDES OF SAID SUMP PAN PORTION, SAID FRAME SIDE PORTION AND SAID FLANGE PORTIONS EXTENDING A CONSIDERABLE DISTANCE ABOVE SAID UPSTANDING SIDES; AND ANGULARLY FOLDED PORTION AT CORNERS OF SAID SUMP PAN AND INTEGRAL WITH SAID UPSTAND-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |