US3321831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor with a reciprocating blade
Assignee: CAMBRIDGE SCIENT IND Inc
•
Filing: 1965-06-29
•
Granted: 1967-05-30
•
Expires: 1985-06-29
Abstract
No abstract record available.
Inventors
- 👤 Robert R Harr
- 👤 Lloyd Otis Sterling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:22
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/14; B26B21/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
AN ELECTRIC RAZOR COMPRISING A STATIONARY SUPPORT MEMBER, A BLADE CARRIER ADAPTED TO CARRY BLADE HAVING AT LEAST ONE CUTTING EDGE, SAID BLADE CARRIER BEING MOUNTED ON SAID STATIONARY MEMBER FOR RECIPROCATORY MOTION RELATIVE THERETO IN A DIRECTION SUBSTANTIALLY PARALLEL TO SAID CUTTING EDGE, SAID BLADE CARRIER HAVING A CENTRAL OPENING, A CAP NORMALLY POSITIONED ABOVE SAID BLADE CARRIER AND HAVING A SHAFT WHICH PROJECTS DOWNWARDLY THROUGH THE SAID OPENING IN THE BLADE CARRIER FOR GRIPPING THE MEANS CONNECTED TO SAID BLADE CARRIER FOR GRIPPING THE SAID SHAFT AND URGING THE CAP TOWARDS THE BLADE CARRIER TO HOLD A BLADE BETWEEN THE BLADE CARRIER AND THE CAP, AND A RELEASE MEANS MOUNTED ON SAID STATIONARY MEMBER, SAID RELEASE MEANS INCLUDING A RESILIENT MEMBER SEPARATE FROM AND MOVABLE RELATIVE TO SAID SPRING MEANS AND RESILIENTLY MOVABLE TO A POSITION WHEREAT IT CAUSES DISENGAGEMENT OF SAID SPRING MEANS FROM SAID SHAFT.
Claim 2
Dependent Claim
149 words
AN ELECTRIC RAZOR COMPRISING A STATIONARY SUPPORT MEMBER, A BLADE CARRIER ADAPTED TO CARRY BLADE HAVING AT LEAST ONE CUTTING EDGE, SAID BLADE CARRIER BEING MOUNTED ON SAID STATIONARY MEMBER FOR RECIPROCATORY MOTION RELATIVE THERETO IN A DIRECTION SUBSTANTIALLY PARALLEL TO SAID CUTTING EDGE, SAID BLADE CARRIER HAVING A CENTRAL OPENING, A CAP NORMALLY POSITIONED ABOVE SAID BLADE CARRIER AND HAVING A SHAFT WHICH PROJECTS DOWNWARDLY THROUGH THE SAID OPENING IN THE BLADE CARRIER FOR GRIPPING THE MEANS CONNECTED TO SAID BLADE CARRIER FOR GRIPPING THE SAID SHAFT AND URGING THE CAP TOWARDS THE BLADE CARRIER TO HOLD A BLADE BETWEEN THE BLADE CARRIER AND THE CAP, AND A RELEASE MEANS MOUNTED ON SAID STATIONARY MEMBER, SAID RELEASE MEANS INCLUDING A RESILIENT MEMBER SEPARATE FROM AND MOVABLE RELATIVE TO SAID SPRING MEANS AND RESILIENTLY MOVABLE TO A POSITION WHEREAT IT CAUSES DISENGAGEMENT OF SAID SPRING MEANS FROM SAID SHAFT.
References Cited (Backward Citations)
US1296080A
Cited
US1497153A
Cited
US1879900A
Cited
US2051395A
Cited
US2229959A
Cited
US2114219A
Cited
US2227339A
Cited
US2609602A
Cited
US2532372A
Cited
FR1107441A
Cited
DE1053971B
Cited
US3229367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |