Patent US2989804A successfully refreshed from Google Patents.
US2989804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self protected shaving device having multiple cutting edges
Assignee: Individual
•
Filing: 1959-06-30
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Granted: 1961-06-27
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Expires: 1979-06-30
Abstract
No abstract record available.
Inventors
- 👤 Donald J Yellon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:12
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/14; B26B21/20; B26B21/54; B26B21/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE641901C
Cited
US1792415A
Cited
US1863495A
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US2359584A
Cited
US2405577A
Cited
US2636262A
Cited
US2537738A
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US2614321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |