Patent US3564710A successfully refreshed from Google Patents.
US3564710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety razors
Assignee: Gillette Co LLC
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Filing: 1968-06-26
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Granted: 1971-02-23
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Expires: 1988-06-26
Abstract
Abstract A SAFETY RAZOR COMPRISING THREE SEPARABLE PARTS, NAMELY A HANDLE, A GUARD AND A CAP, THE HANDLE INCLUDING A PEG WHICH IS SURROUNDED BY HELICAL COIL COMPRESSION SPRING AND HAS A NON-CIRCULAR HEAD, THE HEAD BEING ADAPTED TO PASS THROUGH AN APERTURE IN THE GUARD AND A REGISTERING NON-CIRCULAR APERTURE IN THE CAP, PARTIAL ROTATION OF THE HANDLE WHEN THE PARTS HAVE BEEN THUS ASSEMBLED SERVING TO LOCK THE PARTS AGAINST AXIAL SEPARATION, THE SPRING THEN URGING THE GUARD TOWARDS THE CAP SO AS TO CLAMP A BLADE INSERTED BETWEEN GUARD AND CAP.
Inventors
- 👤 Edward Eric Pomfret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:36
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/14; B26B21/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |