Patent US400185A successfully refreshed from Google Patents.
US3045448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning units
Assignee: Westinghouse Electric Corp
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Filing: 1960-11-25
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Granted: 1962-07-24
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Expires: 1980-11-25
Abstract
No abstract record available.
Inventors
- 👤 Rodney F Lauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:20
CPC Classifications
F; F25; F25D; F25D19/00; F24; F24F; F24F1/00; F24F1/02; F24F1/028; F24F1/0284; F24F1/03; F24F1/031; F24F1/0314; F24F1/032; F24F1/0323; F24F3/00; F24F3/001; F25B; F25B13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |