US4443940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety razor head
Assignee: Gillette Co LLC
•
Filing: 1981-12-01
•
Granted: 1984-04-24
•
Expires: 2001-12-01
Abstract
Abstract A safety razor head including a guard member, a platform member fixed to the guard member, a leading blade fixed to the platform member, a cap member, a following blade fixed to the cap member, and flexible bridge portions interconnecting the guard and cap members, the bridge portions extending transversely to cutting edges of the blades and being adapted to permit resilient flexing of the cap member relative to the guard member during a shaving operation.
Inventors
- 👤 John F. Francis
- 👤 Brian R. Kirk
- 👤 John C. Terry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:15
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/14; B26B21/22; B26B21/222; B26B21/227
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
118 words
A safety razor head comprising a guard member, a platform member fixed to the guard member and extending in parallel spaced relationship thereto, a leading blade fixed to said platform member substantially along its length, a cap member located above and parallel to said platform member, a following blade fixed to said cap member, and flexible bridge portions interconnecting said guard and cap members, said bridge portions extending transversely to cutting edges of said blades said bridge portions permitting resilient flexing of said cap member relative to said guard member during a shaving operation to tilt said following blade relative to said leading blade and to change the angle therebetween thereby increasing the exposure of said following blade.
Claim 2
Dependent Claim
118 words
A safety razor head comprising a guard member, a platform member fixed to the guard member and extending in parallel spaced relationship thereto, a leading blade fixed to said platform member substantially along its length, a cap member located above and parallel to said platform member, a following blade fixed to said cap member, and flexible bridge portions interconnecting said guard and cap members, said bridge portions extending transversely to cutting edges of said blades said bridge portions permitting resilient flexing of said cap member relative to said guard member during a shaving operation to tilt said following blade relative to said leading blade and to change the angle therebetween thereby increasing the exposure of said following blade.
Claim 3
Dependent Claim
23 words
The invention in accordance with claim 1 in which said guard member, platform member and cap member comprise portions of a unitary molding.
Claim 4
Dependent Claim
24 words
The invention in accordance with claim 2 in which said guard and cap members are integrally connected at their ends by said bridge portions.
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) | 1987-04-24 | 1987-10-24 | 1988-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-04-24 | 1991-10-24 | 1992-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-04-24 | 1995-10-24 | 1996-04-24 | $7700.00 | Window Closed / Lapsed |