Patent US3816912A successfully refreshed from Google Patents.
US3816912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor with adjustable blade cartridge
Assignee: Warner Lambert Co LLC
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Filing: 1972-10-03
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Granted: 1974-06-18
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Expires: 1992-10-03
Abstract
Abstract The specific disclosure provides a safety razor system comprising a cartridge having at least one single cutting edge blade and a guard member having a transverse blade guard surface, and a holder including means for releasably engaging the cartridge. The system also includes means for movably supporting the guard member on the cartridge, and means movably connected to the holder and releasably interlocked with the guard member for moving the guard member to position the guard surface with respect to the cutting edge of the blade. The system further includes manually operable means on the holder for selectively positioning the moving means with respect to the holder.
Inventors
- 👤 M Glaberson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:14
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/14; B26B21/24
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
141 words
In a safety razor system comprising a cartridge including at least one single cutting edge blade bonded thereto and a guard member having a transverse blade guard surface, and a holder adapted to releasably engage said cartridge, the combination comprising: means for movably supporting said guard member on said cartridge, means including an upwardly extending member having a lower end connected to said holder, and an upper end releasably interlocked with said guard member when said cartridge is engaged by said holder for moving said guard member to position said guard surface with respect to the cutting edge of said at least one blade, said upper end being released from said guard member when said cartridge is disengaged from said holder, and manually operable cam means on said holder for selectively positioning said upwardly extending member with respect to said holder.
Claim 2
Dependent Claim
141 words
In a safety razor system comprising a cartridge including at least one single cutting edge blade bonded thereto and a guard member having a transverse blade guard surface, and a holder adapted to releasably engage said cartridge, the combination comprising: means for movably supporting said guard member on said cartridge, means including an upwardly extending member having a lower end connected to said holder, and an upper end releasably interlocked with said guard member when said cartridge is engaged by said holder for moving said guard member to position said guard surface with respect to the cutting edge of said at least one blade, said upper end being released from said guard member when said cartridge is disengaged from said holder, and manually operable cam means on said holder for selectively positioning said upwardly extending member with respect to said holder.
Claim 3
Dependent Claim
34 words
The system of claim 1 wherein said guard member comprises a transverse channel on an underside thereof, and wherein an upper end of said upwardly extending member is releasably interlocked in said transverse channel.
Claim 4
Dependent Claim
24 words
The system of claim 2 wherein said cam means comprises a cam on said holder and a cam follower on said upwardly extending member.
Claim 5
Dependent Claim
23 words
The system of claim 3 wherein said cam comprises a helically formed groove, and wherein said cam follower is positioned in said groove.
Claim 6
Dependent Claim
20 words
The system of claim 1 wherein said upwardly extending member is pivotally connected at said lower end to said holder.
Claim 7
Dependent Claim
15 words
The system of claim 1 wherein said upwardly extending member is formed of flexible plastic.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |