US3386185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated air circulating hair brush
Assignee: Individual
•
Filing: 1966-09-13
•
Granted: 1968-06-04
•
Expires: 1986-09-13
Abstract
No abstract record available.
Inventors
- 👤 Angelillo Elena
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:00
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB924139A
Cited
US1597855A
Cited
US1770749A
Cited
US2232218A
Cited
US2827060A
Cited
CH376617A
Cited
US3145691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |