US3487197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric hair curlers
Assignee: Individual
•
Filing: 1967-01-03
•
Granted: 1969-12-30
•
Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Anthony N D Elia
- 👤 Edward M Stolarz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:49
CPC Classifications
A; A45; A45D; A45D4/00; A45D4/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR629387A
Cited
US1779905A
Cited
US1927001A
Cited
US2394973A
Cited
US2456030A
Cited
US3257541A
Cited
US3250895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |