US3406448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular blade razor with toothed backup ring having relative rotative and oscillative movement
Assignee: Individual
•
Filing: 1967-05-31
•
Granted: 1968-10-22
•
Expires: 1987-05-31
Abstract
No abstract record available.
Inventors
- 👤 Richard W Maccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:46
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2194815A
Cited
US2134609A
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US2239333A
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US2167833A
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US2220800A
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US2321932A
Cited
US2283834A
Cited
US2308920A
Cited
US2965966A
Cited
US3220108A
Cited
US3298101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |