Patent US3643665A successfully refreshed from Google Patents.
US3413974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringes
Assignee: Individual
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Filing: 1963-06-26
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Granted: 1968-12-03
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Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Milton J Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:24
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/34; A61M5/28; A61M5/285; A61M5/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A DISPOSEABLE HYPODERMIC SYRINGE COMPRISING A GLASS BARREL, HAVING A FLANGE ABOUT THE NECK AT ONE END, A PUNCTURABLE RUBBER DISK RESTING AGAINST SAID FLANGE, AN ALUMINUM MEMBER SEALING AND SECURING SAIS DISK TO SAID FLANGE, A HUBBED BODY SECURED AGAINST THE DISK END OF SAID CARTRIDGE, SAID BODY BEING CONCAVE IN SHAPE, SAID CONCAVE BODY CAPABLE OF COLLAPSING UPON PRESSURE DIRECTED TOWARD THE CARTRIDGE, THE BODY TERMINATING OUTWARDLY IN A HUB, A HDYPODERMIC NEEDLE AFFIXED TO THE HUB WITH AN END PORTION EXTENDING INTO THE HUBBED BODY TO A POSITION ADJACENT THE DISK FOR PENETRATION OF SAID DISK UPON COLLAPSING SAID CONCAVE BODY.
Claim 2
Dependent Claim
104 words
A DISPOSEABLE HYPODERMIC SYRINGE COMPRISING A GLASS BARREL, HAVING A FLANGE ABOUT THE NECK AT ONE END, A PUNCTURABLE RUBBER DISK RESTING AGAINST SAID FLANGE, AN ALUMINUM MEMBER SEALING AND SECURING SAIS DISK TO SAID FLANGE, A HUBBED BODY SECURED AGAINST THE DISK END OF SAID CARTRIDGE, SAID BODY BEING CONCAVE IN SHAPE, SAID CONCAVE BODY CAPABLE OF COLLAPSING UPON PRESSURE DIRECTED TOWARD THE CARTRIDGE, THE BODY TERMINATING OUTWARDLY IN A HUB, A HDYPODERMIC NEEDLE AFFIXED TO THE HUB WITH AN END PORTION EXTENDING INTO THE HUBBED BODY TO A POSITION ADJACENT THE DISK FOR PENETRATION OF SAID DISK UPON COLLAPSING SAID CONCAVE BODY.
References Cited (Backward Citations)
FR1038330A
Cited
US2699167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |