US2565836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grille for self-contained air conditioning units
Assignee: Carrier Corp
•
Filing: 1947-12-10
•
Granted: 1951-08-28
•
Expires: 1967-12-10
Abstract
No abstract record available.
Inventors
- 👤 Carl G Alt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:37
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/075
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116873A
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US2211568A
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US1196964A
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US2119134A
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US2195411A
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US2205453A
Cited
US2194113A
Cited
US2878518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |