US3158932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple cutter shaver having continuous shaving surface
Assignee: Individual
•
Filing: 1962-08-01
•
Granted: 1964-12-01
•
Expires: 1982-08-01
Abstract
No abstract record available.
Inventors
- 👤 Ivo H Brewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:08
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN AN ELECTRIC SHAVER, A COMB HAVING OUTER AND INNER SURFACES AND A PLURALITY OF APERTURES ARRANGED IN A GENERALLY OVAL PATH FOR RECEIVING THROUGH THE OUTER SURFACE OF THE COMB THE HAIR TO BE CUT, A PLURALITY OF CUTTER ELEMENTS OPERATIVELY LINKED TOGETHER TO PROVIDE A CHAIN-LIKE ENDLESS CUTTER ELEMENT ASSEMBLY FOR CONTINUOUS TRAVEL IN SAID OVAL PATH WITH SAID CUTTER ELEMENTS IN ENGAGEMENT WITH THE LOWER SURFACE OF THE COMB, A BEARING SURFACE IN ENGAGEMENT WITH SAID CUTTER ELEMENT ASSEMBLY ON THE OPPOSITE SURFACE FROM THAT WHICH IS IN ENGAGEMENT WITH SAID COMB, SPRING MEANS MOUNTED TO URGE SAID BEARING SURFACE AGAINST SAID CUTTER ELEMENT ASSEMBLY AND SAID CUTTER ELEMENT ASSEMBLY AGAINST SAID COMB, AND DRIVE MEANS INCLUDING ROTARY ELEMENTS CENTERED WITHIN OPPOSITE ENDS OF SAID OVAL PATH AND OPERATIVELY CONNECTED TO SAID CUTTER ELEMENT ASSEMBLY FOR DRIVING THE SAME CONTINUOUSLY IN ONE DIRECTION IN SAID OVAL PATH.
Claim 2
Dependent Claim
150 words
IN AN ELECTRIC SHAVER, A COMB HAVING OUTER AND INNER SURFACES AND A PLURALITY OF APERTURES ARRANGED IN A GENERALLY OVAL PATH FOR RECEIVING THROUGH THE OUTER SURFACE OF THE COMB THE HAIR TO BE CUT, A PLURALITY OF CUTTER ELEMENTS OPERATIVELY LINKED TOGETHER TO PROVIDE A CHAIN-LIKE ENDLESS CUTTER ELEMENT ASSEMBLY FOR CONTINUOUS TRAVEL IN SAID OVAL PATH WITH SAID CUTTER ELEMENTS IN ENGAGEMENT WITH THE LOWER SURFACE OF THE COMB, A BEARING SURFACE IN ENGAGEMENT WITH SAID CUTTER ELEMENT ASSEMBLY ON THE OPPOSITE SURFACE FROM THAT WHICH IS IN ENGAGEMENT WITH SAID COMB, SPRING MEANS MOUNTED TO URGE SAID BEARING SURFACE AGAINST SAID CUTTER ELEMENT ASSEMBLY AND SAID CUTTER ELEMENT ASSEMBLY AGAINST SAID COMB, AND DRIVE MEANS INCLUDING ROTARY ELEMENTS CENTERED WITHIN OPPOSITE ENDS OF SAID OVAL PATH AND OPERATIVELY CONNECTED TO SAID CUTTER ELEMENT ASSEMBLY FOR DRIVING THE SAME CONTINUOUSLY IN ONE DIRECTION IN SAID OVAL PATH.
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |