US2960091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair setting device
Assignee: Individual
•
Filing: 1957-03-29
•
Granted: 1960-11-15
•
Expires: 1977-03-29
Abstract
No abstract record available.
Inventors
- 👤 Charles I Van Dusen
- 👤 Paul G Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:14
CPC Classifications
A; A45; A45D; A45D2/00; A45D2/02; A45D2/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR409139A
Cited
US552480A
Cited
US1873543A
Cited
US2325315A
Cited
US2513097A
Cited
US2659378A
Cited
US2678049A
Cited
US2660184A
Cited
US2781046A
Cited
US2788007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |