US3177512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type cleaning device
Assignee: Individual
•
Filing: 1962-04-03
•
Granted: 1965-04-13
•
Expires: 1982-04-03
Abstract
No abstract record available.
Inventors
- 👤 Balaban Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:16
CPC Classifications
B; B41; B41J; B41J29/00; B41J29/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
IN A DEVICE FOR CLEANING THE TYPE FACE OF A TYPEWRITER, AN ELEMENT HAVNG A BODY FROM WHICH A STUB SHAFT EXTENDS IN ONE DIRECTION AND HANDLE EXTENDS IN ANOTHER DIRECTION, SAID STUB SHAFT HAVING AN ENLARGED INTEGRAL END THEREON, ROLLER HAVING A SLOTTED PERIPHERAL WALL, A SINGLE END WALL AND A CENTRAL FLEXIBLE SLEEVE EXTENDING WITHIN SAID PERIPHERAL WALL FROM SAID END WALL, SAID SLEEVE EXTENDING OVER THE STUB SHAFT FOR ROTATION THEREON AND SECURED BY SAID ENLARGED END, SAID SLEEVE BEING ADAPTED TO BE FLEXED WHEN PASSED OVER THE HEAD OF SAID STUB SHAFT, AND A STRIP OF MATERIAL HAVING A MAIN PORTION OF TACKY MATERIAL AND AN EDGEWISE PROJECTING ADHESIVE EDGE PORTION, SAID EDGE PORTION EXTENDING THROUGH THE SLOT OF THE PERIPHERAL WALL AND ADHERING TO AN INNER PORTION OF THE ROLLER AND HAVING A PORTION WHICH SECURES THE OPPOSITE END OF THE STRIP TO THE ADJACENT END THEREOF WHEN IN ENGAGEMENT WITH THE OUTER PERIPHERAL SURFACE OF THE ROLLER.
Claim 2
Dependent Claim
163 words
IN A DEVICE FOR CLEANING THE TYPE FACE OF A TYPEWRITER, AN ELEMENT HAVNG A BODY FROM WHICH A STUB SHAFT EXTENDS IN ONE DIRECTION AND HANDLE EXTENDS IN ANOTHER DIRECTION, SAID STUB SHAFT HAVING AN ENLARGED INTEGRAL END THEREON, ROLLER HAVING A SLOTTED PERIPHERAL WALL, A SINGLE END WALL AND A CENTRAL FLEXIBLE SLEEVE EXTENDING WITHIN SAID PERIPHERAL WALL FROM SAID END WALL, SAID SLEEVE EXTENDING OVER THE STUB SHAFT FOR ROTATION THEREON AND SECURED BY SAID ENLARGED END, SAID SLEEVE BEING ADAPTED TO BE FLEXED WHEN PASSED OVER THE HEAD OF SAID STUB SHAFT, AND A STRIP OF MATERIAL HAVING A MAIN PORTION OF TACKY MATERIAL AND AN EDGEWISE PROJECTING ADHESIVE EDGE PORTION, SAID EDGE PORTION EXTENDING THROUGH THE SLOT OF THE PERIPHERAL WALL AND ADHERING TO AN INNER PORTION OF THE ROLLER AND HAVING A PORTION WHICH SECURES THE OPPOSITE END OF THE STRIP TO THE ADJACENT END THEREOF WHEN IN ENGAGEMENT WITH THE OUTER PERIPHERAL SURFACE OF THE ROLLER.
References Cited (Backward Citations)
US434295A
Cited
US1705998A
Cited
GB594225A
Cited
US2592969A
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US2624060A
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US2610882A
Cited
FR1112091A
Cited
US2807039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |