Patent US2546541A successfully refreshed from Google Patents.
US2546541A
Expired / Lapsed
US
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Comb and comblike device
Assignee: Individual
•
Filing: 1946-11-18
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Granted: 1951-03-27
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Expires: 1966-11-18
Abstract
No abstract record available.
Inventors
- 👤 Hunt Francis Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:07
CPC Classifications
A; A45; A45D; A45D24/00; A45D24/04; Y; Y10; Y10S; Y10S132/00; Y10S132/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US681206A
Cited
US681478A
Cited
US883598A
Cited
US1281227A
Cited
US1362460A
Cited
US1624757A
Cited
US2242134A
Cited
US2398039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |