Patent US3282254A successfully refreshed from Google Patents.
US3282254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-purpose connector
Assignee: Paper Mate Manufacturing Co
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Filing: 1965-06-30
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Granted: 1966-11-01
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Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Curtis L Malm
- 👤 Harris W Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:21
CPC Classifications
B; B43; B43K; B43K23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A MULTI-PURPOSE DEVICE FOR POSITIONING AND HOLDING AN INK CARTRIDGE HAVING A WRITING TIP IN AXIAL ALIGNMENT WITH ANOTHER CARTRIDGE, COMPRISING: A CUP-SHPAED CONNECTOR HAVING VIRTUALLY CYLINDRICAL SIDE WALLS, A BOTTOM AND A RADIALLY EXTENDING TOP FLANGE, SAID CONNECTOR BEING ADAPTED TO BE SLIDABLY INSERTED INTO AN OPEN END OF AN INK CARTRIDGE WITH SAID FLANGE IN CONTACT WITH THE END OF THE CARTRIDGE; A CHANNEL FORMED IN THE OUTER SURFACE OF SAID CONNECTOR AND EXTENDING INTO SAID FLANGE TO PERMIT AIR AMBIENT THE UPPER END OF A CARTRIDGE OF FLOW INTO SPACE BELOW THE BOTTOM OF THE CONNECTOR; SAID CUP-SHAPED CONNECTOR HAVING AN INTERIOR SURFACE ADAPTED TO FRICTIONALLY GRASP AND HOLD THE WRITING TIP OF ANOTHER CARTRIDGE, THE BOTTOM OF SAID CONNECTOR ISOLATING A WRITING TIP INSERTED INTO THE CONNECTOR FROM VAPORS BELOW SAID BOTTOM.
Claim 2
Dependent Claim
136 words
A MULTI-PURPOSE DEVICE FOR POSITIONING AND HOLDING AN INK CARTRIDGE HAVING A WRITING TIP IN AXIAL ALIGNMENT WITH ANOTHER CARTRIDGE, COMPRISING: A CUP-SHPAED CONNECTOR HAVING VIRTUALLY CYLINDRICAL SIDE WALLS, A BOTTOM AND A RADIALLY EXTENDING TOP FLANGE, SAID CONNECTOR BEING ADAPTED TO BE SLIDABLY INSERTED INTO AN OPEN END OF AN INK CARTRIDGE WITH SAID FLANGE IN CONTACT WITH THE END OF THE CARTRIDGE; A CHANNEL FORMED IN THE OUTER SURFACE OF SAID CONNECTOR AND EXTENDING INTO SAID FLANGE TO PERMIT AIR AMBIENT THE UPPER END OF A CARTRIDGE OF FLOW INTO SPACE BELOW THE BOTTOM OF THE CONNECTOR; SAID CUP-SHAPED CONNECTOR HAVING AN INTERIOR SURFACE ADAPTED TO FRICTIONALLY GRASP AND HOLD THE WRITING TIP OF ANOTHER CARTRIDGE, THE BOTTOM OF SAID CONNECTOR ISOLATING A WRITING TIP INSERTED INTO THE CONNECTOR FROM VAPORS BELOW SAID BOTTOM.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |