Patent US3019718A successfully refreshed from Google Patents.
US3019718A
Expired / Lapsed
US
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Sealing means for window mounted air conditioning units
Assignee: Carrier Corp
•
Filing: 1958-09-29
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Granted: 1962-02-06
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Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 Macleod David Earle
- 👤 Alt Carl George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:51
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2052453A
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US2120208A
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US2316640A
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US2523249A
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US2781717A
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US2814244A
Cited
US2818793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |