Patent US3229659A successfully refreshed from Google Patents.
US3229659A
Expired / Lapsed
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Razor blade shave indicator
Assignee: Individual
•
Filing: 1964-09-22
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Granted: 1966-01-18
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Expires: 1984-09-22
Abstract
No abstract record available.
Inventors
- 👤 Peter D Sciascia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:51
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/4081; B26B21/4087; B26B21/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A RAZOR BLADE SHAVE INDICATOR COMPRISING, A BARREL CONSTITUTING A FIXED PART OF A SAFETY RAZOR HANDLE, A SHAFT JOURNALED IN SAID BARREL HAVING A SPIRAL GROOVE DEFINING A SPIRAL LAND, SAID LAND HAVING NUMERALS INSCRIBED CONSECUTIVELY ON THE CONVOLUTIONS THEREOF, SAID BARREL HAVING A LONGITUDINAL SLOT, A WINDOW MEMBER DISPOSED BETWEEN THE BARREL AND SHAFT HAVING A FRAMED OPENING SLIDABLY ENGAGING SAID SLOT AND LUG MEANS SLIDABLY ENGAGING CONVOLUTIONS OF THE GROOVE, AND A KNOB CONNECTED TO THE SHAFT BEYOND AN END OF THE BARREL FOR ROTATING THE SHAFT TO MOVE THE WINDOW MEMBER LONGITUDINALLY OF THE BARREL TO BRING DIFFERENT NUMERALS OF THE LAND INTO REGISTRATION WITH THE WINDOW OPENING.
Claim 2
Dependent Claim
112 words
A RAZOR BLADE SHAVE INDICATOR COMPRISING, A BARREL CONSTITUTING A FIXED PART OF A SAFETY RAZOR HANDLE, A SHAFT JOURNALED IN SAID BARREL HAVING A SPIRAL GROOVE DEFINING A SPIRAL LAND, SAID LAND HAVING NUMERALS INSCRIBED CONSECUTIVELY ON THE CONVOLUTIONS THEREOF, SAID BARREL HAVING A LONGITUDINAL SLOT, A WINDOW MEMBER DISPOSED BETWEEN THE BARREL AND SHAFT HAVING A FRAMED OPENING SLIDABLY ENGAGING SAID SLOT AND LUG MEANS SLIDABLY ENGAGING CONVOLUTIONS OF THE GROOVE, AND A KNOB CONNECTED TO THE SHAFT BEYOND AN END OF THE BARREL FOR ROTATING THE SHAFT TO MOVE THE WINDOW MEMBER LONGITUDINALLY OF THE BARREL TO BRING DIFFERENT NUMERALS OF THE LAND INTO REGISTRATION WITH THE WINDOW OPENING.
References Cited (Backward Citations)
US1167644A
Cited
US1966193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |