US2804756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Package unit vehicle air conditioning apparatus
Assignee: Eaton Corp
•
Filing: 1953-12-29
•
Granted: 1957-09-03
•
Expires: 1973-12-29
Abstract
No abstract record available.
Inventors
- 👤 James W Faulhaber
- 👤 Ferd W Fisher
- 👤 Homer C Simons
- 👤 Thomas W Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:34
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00007; B60H1/00207; B60H1/24; B60H1/241; B60H1/245; B60H1/32; B60H1/3204; B60H1/3229; B60H2001/00242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1322847A
Cited
US938181A
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US1934998A
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US2053206A
Cited
US2169664A
Cited
US2187982A
Cited
US2294036A
Cited
US2480510A
Cited
US2667765A
Cited
US2714808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |