US3407993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blower
Assignee: Molon Motor and Coil Corp
•
Filing: 1966-10-14
•
Granted: 1968-10-29
•
Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Harry H Bostrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:21
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/4206; F04D29/4226
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US655602A
Cited
US2020092A
Cited
US2215666A
Cited
US2188807A
Cited
US2928961A
Cited
US2885142A
Cited
FR1273994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |