US3191300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guide means for inner cutter of a dry shaver
Assignee: Unisys Corp
•
Filing: 1963-01-14
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Granted: 1965-06-29
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Expires: 1983-01-14
Abstract
No abstract record available.
Inventors
- 👤 David R Locke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:42
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/02; B26B19/04; B26B19/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A CUTTER HEAD UNIT FOR AN ELECTRIC DRY SHAVER, COMPRISING (A) A STATIONARY METAL OUTER CUTTER, (B) AN INNER CUTTER DISPOSED FOR MOVEMENT WITHIN SAID OUTER CUTTER, (C) SAID INNER CUTTER HAVING PORTIONS THEREOF IN CUTTING ENGAGEMENT WITH SAID OUTER CUTTER, (D) AN INNER CUTTER GUIDE MEMBER DISPOSED WITHIN SAID INNER CUTTER FOR MOVEMENT THEREWITH, (E) A PAIR OF FLEXIBLE LEG PORTIONS PROVIDED AT EACH OPPOSITE END OF SAID INNER CUTTER GUIDE MEMBER, (F) A FOOT PORTION PROVIDED ON EACH OF SAID FLEXIBLE LEGS AND EXTENDING FROM SAID INNER CUTTER TO BEAR AGAINST THE SIDEWALLS OF SAID OUTER CUTTER TO PREVENT SHIFTING OF SAID INNER CUTTER FROM ITS PATH OF MOVEMENT.
Claim 2
Dependent Claim
111 words
A CUTTER HEAD UNIT FOR AN ELECTRIC DRY SHAVER, COMPRISING (A) A STATIONARY METAL OUTER CUTTER, (B) AN INNER CUTTER DISPOSED FOR MOVEMENT WITHIN SAID OUTER CUTTER, (C) SAID INNER CUTTER HAVING PORTIONS THEREOF IN CUTTING ENGAGEMENT WITH SAID OUTER CUTTER, (D) AN INNER CUTTER GUIDE MEMBER DISPOSED WITHIN SAID INNER CUTTER FOR MOVEMENT THEREWITH, (E) A PAIR OF FLEXIBLE LEG PORTIONS PROVIDED AT EACH OPPOSITE END OF SAID INNER CUTTER GUIDE MEMBER, (F) A FOOT PORTION PROVIDED ON EACH OF SAID FLEXIBLE LEGS AND EXTENDING FROM SAID INNER CUTTER TO BEAR AGAINST THE SIDEWALLS OF SAID OUTER CUTTER TO PREVENT SHIFTING OF SAID INNER CUTTER FROM ITS PATH OF MOVEMENT.
References Cited (Backward Citations)
US2273685A
Cited
US2916821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |