Patent US3144714A successfully refreshed from Google Patents.
US3144714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting head for dry shaver
Assignee: US Philips Corp
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Filing: 1962-11-23
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Granted: 1964-08-18
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Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 Beisma Louw Arjen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:01
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/02; B26B19/04; B26B19/042; B26B19/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A CUTTING HEAD FOR A DRY SHAVER HAVING A RECIPROCATING DRIVING MEANS COMPRISING A HOUSING, A FIXED CUTTING PLATE, A MOVABLE CUTTING PLATE PROVIDED WITH CUTTING TEETH AND NOTCHES AT OPPOSITE ENDS THEREOF, A SUBSTANTIALLY U-SHAPED FRAME HAVING A FIRST PAIR OF LEGS THEREOF REMOVABLY CONNECTED TO SAID HOUSING, A SECOND PAIR OF LEGS ON SAID FRAME INSERTABLE IN THE NOTCHES OF SAID CUTTING PLATE, SAID FRAME BEING RIGIDLY CONNECTED TO SAID FIXED CUTTING PLATE, THE BODY OF SAID FRAME BEING LOCATED BETWEEN SAID FIXED AND MOVABLE CUTTING PLATES, AND THE LONGITUDINAL EDGES OF SAID FIXED PLATE CONSTITUTING GUIDES FOR SAID MOVABLE CUTTING PLATE.
Claim 2
Dependent Claim
104 words
A CUTTING HEAD FOR A DRY SHAVER HAVING A RECIPROCATING DRIVING MEANS COMPRISING A HOUSING, A FIXED CUTTING PLATE, A MOVABLE CUTTING PLATE PROVIDED WITH CUTTING TEETH AND NOTCHES AT OPPOSITE ENDS THEREOF, A SUBSTANTIALLY U-SHAPED FRAME HAVING A FIRST PAIR OF LEGS THEREOF REMOVABLY CONNECTED TO SAID HOUSING, A SECOND PAIR OF LEGS ON SAID FRAME INSERTABLE IN THE NOTCHES OF SAID CUTTING PLATE, SAID FRAME BEING RIGIDLY CONNECTED TO SAID FIXED CUTTING PLATE, THE BODY OF SAID FRAME BEING LOCATED BETWEEN SAID FIXED AND MOVABLE CUTTING PLATES, AND THE LONGITUDINAL EDGES OF SAID FIXED PLATE CONSTITUTING GUIDES FOR SAID MOVABLE CUTTING PLATE.
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |