Patent US4692986A successfully refreshed from Google Patents.
US4692986A
Expired / Lapsed
US
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Razor cartridge with shaving aid
Assignee: Edgewell Personal Care Brands LLC
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Filing: 1985-09-27
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Granted: 1987-09-15
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Expires: 2005-09-27
Abstract
Abstract A razor cartridge having a shaving aid secured frictionally to a face-engaging surface of the cartridge including method of manufacture.
Inventors
- 👤 Vincent C. Motta
- 👤 Frank A. Ferraro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:15
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/44; B26B21/443; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
93 words
A method of attaching an, elongate shaving aid to a face-engaging surface of a razor cartridge comprising: (a) creating a track in said face-engaging surface, said track including a flared inlet side with spaced restrictions created by bulging spaced portions of said track therein, said track also formed with a stop opposite said inlet, (b) forming said elongate shaving aid by extrusion molding then feeding said shaving aid insert into said track until the end of said insert abuts the stop opposite said inlet; and (c) frictionally retaining said insert in said track.
Claim 2
Independent Claim
93 words
A method of attaching an, elongate shaving aid to a face-engaging surface of a razor cartridge comprising: (a) creating a track in said face-engaging surface, said track including a flared inlet side with spaced restrictions created by bulging spaced portions of said track therein, said track also formed with a stop opposite said inlet, (b) forming said elongate shaving aid by extrusion molding then feeding said shaving aid insert into said track until the end of said insert abuts the stop opposite said inlet; and (c) frictionally retaining said insert in said track.
Claim 3
Dependent Claim
14 words
The method of claim 1 in which the molding step is accomplished by extrusion.
Claim 4
Dependent Claim
21 words
The method of claim 1 in which performance of the track is enhanced by forming spaced clips in said face-engaging surface.
Claim 5
Dependent Claim
23 words
The method of claim 3 plus the step of locating the spaced clips in the region of the bulging portion of said track.
Claim 6
Dependent Claim
29 words
The method of claim 3 plus the step of arranging the spaced clips in pairs so that the clips project toward one another from opposite sides of the track.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-09-14 | 1991-03-16 | 1991-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-09-14 | 1995-03-16 | 1995-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-09-14 | 1999-03-16 | 1999-09-15 | $7700.00 | Window Closed / Lapsed |