Patent US5928232A successfully refreshed from Google Patents.
US1473045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable electric fan
Assignee: Individual
•
Filing: 1922-02-13
•
Granted: 1923-11-06
•
Expires: 1942-02-13
Abstract
No abstract record available.
Inventors
- 👤 Henry F Puttaert
- 👤 Moreau Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:34
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/14; H02K7/145; F; F04; F04D; F04D25/00; F04D25/02; F04D25/08; F04D25/084
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-11-05 | 1927-05-07 | 1927-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-05 | 1931-05-07 | 1931-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-05 | 1935-05-07 | 1935-11-06 | $7700.00 | Window Closed / Lapsed |