US3359634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric dry shaver
Assignee: Sunbeam Corp
•
Filing: 1965-07-19
•
Granted: 1967-12-26
•
Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 William P Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:14
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN AN ELECTRICAL SHAVER, THE COMBINATION OF A PAIR OF RELATIVELY MOVABLE CUTTING MEMBERS INCLUDING A SKINENGAGING MEMBER HAVING A PLURALITY OF HAIR RECEIVING PERFORATIONS, AND RESERVOIR MEANS DEFINED IN PART BY SAID SKIN-ENGAGING MEMBER FOR MAINTAINING A SUPPLY OF FRICTION-REDUCING SUBSTANCE AGAINST SAID SKIN ENGAGING MEMBER OVER AN AREA ENCOMPASSING A SUBSTANTIAL NUMBER OF PERFORATIONS AT A PRESSURE SUBSTANTIALLY EQUAL TO ATMOSPHERIC PRESSURE WHEREBY SAID FRICTION-REDUCING SUBSTANCE IS GRADUALLY APPLIED ONTO THE SKIN SURFACE THROUGH SAID PERFORATIONS IN SAID SKIN-ENGAGING MEMBER BY CAPILLARY ACTION.
Claim 2
Dependent Claim
85 words
IN AN ELECTRICAL SHAVER, THE COMBINATION OF A PAIR OF RELATIVELY MOVABLE CUTTING MEMBERS INCLUDING A SKINENGAGING MEMBER HAVING A PLURALITY OF HAIR RECEIVING PERFORATIONS, AND RESERVOIR MEANS DEFINED IN PART BY SAID SKIN-ENGAGING MEMBER FOR MAINTAINING A SUPPLY OF FRICTION-REDUCING SUBSTANCE AGAINST SAID SKIN ENGAGING MEMBER OVER AN AREA ENCOMPASSING A SUBSTANTIAL NUMBER OF PERFORATIONS AT A PRESSURE SUBSTANTIALLY EQUAL TO ATMOSPHERIC PRESSURE WHEREBY SAID FRICTION-REDUCING SUBSTANCE IS GRADUALLY APPLIED ONTO THE SKIN SURFACE THROUGH SAID PERFORATIONS IN SAID SKIN-ENGAGING MEMBER BY CAPILLARY ACTION.
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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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |