US3078571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting head for use in a dry shaving apparatus having an oval shape movable cutter
Assignee: US Philips Corp
•
Filing: 1960-02-03
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Granted: 1963-02-26
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Expires: 1980-02-03
Abstract
No abstract record available.
Inventors
- 👤 Timmerman Jan
- 👤 Kooistra Anne
- 👤 Starre Gerrit
- 👤 Driessen Henricus Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:42
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A CUTTING HEAD FOR USE IN A DRY SHAVER COMPRISING AN APERTURED SHEAR PLATE HAVING A RUNNING GROOVE, A ROTATABLE CUTTING MEMBER COACTING THEREWITH AND CENTERED IN SAID RUNNING GROOVE, SAID SHEAR PLATE BEING PROVIDED WITH CENTERING WALLS, THE SIDES OF SAID CUTTING MEMBER ADJACENT TO SAID CENTERING WALLS BEING SHAPED IN A SUBSTANTIALLY OVAL FORM.
Claim 2
Dependent Claim
56 words
A CUTTING HEAD FOR USE IN A DRY SHAVER COMPRISING AN APERTURED SHEAR PLATE HAVING A RUNNING GROOVE, A ROTATABLE CUTTING MEMBER COACTING THEREWITH AND CENTERED IN SAID RUNNING GROOVE, SAID SHEAR PLATE BEING PROVIDED WITH CENTERING WALLS, THE SIDES OF SAID CUTTING MEMBER ADJACENT TO SAID CENTERING WALLS BEING SHAPED IN A SUBSTANTIALLY OVAL FORM.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |