US2419962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fan assembly
Assignee: Individual
•
Filing: 1944-08-30
•
Granted: 1947-05-06
•
Expires: 1964-08-30
Abstract
No abstract record available.
Inventors
- 👤 Mclarty Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:33
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/64; F04D29/644; F04D29/646; F04D25/00; F04D25/02; F04D25/08; F04D25/082; F04D29/58; F04D29/5806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE377132C
Cited
GB229708A
Cited
US1702632A
Cited
US1884094A
Cited
FR730348A
Cited
US2279620A
Cited
US2335508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-05 | 1950-11-04 | 1951-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-05 | 1954-11-04 | 1955-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-05 | 1958-11-04 | 1959-05-06 | $7700.00 | Window Closed / Lapsed |