US3254971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plated steel ribbon type razor blade
Assignee: Gillette Co LLC
•
Filing: 1962-08-08
•
Granted: 1966-06-07
•
Expires: 1982-08-08
Abstract
No abstract record available.
Inventors
- 👤 Forsberg Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:21
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/54; B26B21/08; B26B21/14; B26B21/26; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9265; Y10S428/932; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12431; Y10T428/12438; Y10T428/12493; Y10T428/12771; Y10T428/12778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
AN ELONGATED FLEXIBLE RIBBON-LIKE RAZOR BLADE CAPABLE OF BEING BENT ABOUT A RADIUS FROM 0.02 TO 0.10 INCH WITHOUT BREAKING, SAID BLADE COMPRISING A HARDENED AND SHARPENED STEEL STRIP HAVING A GAUGE OF 0.001 TO 0.003 INCH AND A VICKERS HARDNESS NUMBER FROM 650 TO 900, SAID STEEL STRIP HAVING A PLATING OF A MEMBE OF THE CLASS CONSISTING OF NICKEL, COPPER, IRON, GOLD AND SILVER TO A THICKNESS OF AT LEAST 0.0005 INCH.
Claim 2
Dependent Claim
74 words
AN ELONGATED FLEXIBLE RIBBON-LIKE RAZOR BLADE CAPABLE OF BEING BENT ABOUT A RADIUS FROM 0.02 TO 0.10 INCH WITHOUT BREAKING, SAID BLADE COMPRISING A HARDENED AND SHARPENED STEEL STRIP HAVING A GAUGE OF 0.001 TO 0.003 INCH AND A VICKERS HARDNESS NUMBER FROM 650 TO 900, SAID STEEL STRIP HAVING A PLATING OF A MEMBE OF THE CLASS CONSISTING OF NICKEL, COPPER, IRON, GOLD AND SILVER TO A THICKNESS OF AT LEAST 0.0005 INCH.
References Cited (Backward Citations)
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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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |