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Patent US2939627A successfully refreshed from Google Patents.
US2939627A
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US
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Blower mounting construction
Assignee: Lennox Industries Inc
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Filing: 1958-09-29
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Granted: 1960-06-07
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Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 John R Greiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:31
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/62; F04D29/624; F04D29/626
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2268046A
Cited
US2764341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |