US3353265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum hair cutting device
Assignee: Individual
•
Filing: 1966-05-26
•
Granted: 1967-11-21
•
Expires: 1986-05-26
Abstract
No abstract record available.
Inventors
- 👤 Salvador S Mendoza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:48
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/44; B26B21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US512009A
Cited
US1002196A
Cited
US1375597A
Cited
US1730889A
Cited
US2323046A
Cited
US2610393A
Cited
US3041726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |