US2870959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blower wheel
Assignee: Goodman Co LP
•
Filing: 1956-11-07
•
Granted: 1959-01-27
•
Expires: 1976-11-07
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Giddings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:29
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734457A
Cited
US1035364A
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US1128854A
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US1832899A
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US2101123A
Cited
US2237451A
Cited
US2297309A
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US2443411A
Cited
GB623149A
Cited
US2621369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |