US3130724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe structure
Assignee: Roehr Products Co Inc
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Filing: 1962-05-07
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Granted: 1964-04-28
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Expires: 1982-05-07
Abstract
No abstract record available.
Inventors
- 👤 John L Higgins
- 👤 Deuschle Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:59
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/24; A61M2005/2403; A61M2005/2407; A61M5/2455; A61M5/2459
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A CARTRIDGE SYRINGE AND CARTRIDGE UNIT ASSEMBLY WHICH COMPRISES; A CARTRIDGE-TYPE HYPODERMIC SYRINGE HAVING A GENERALLY CYLINDRICAL BARREL SECTION FOR SLIDABLY RECEIVING THEREIN A MEDICINAL CARTRIDGE UNIT, A MEDICINAL CARTRIDGE UNIT HAVING A SMOOTH LATERAL SURFACE PORTION WHICH IS DEFORMABLE AND SLIDABLE WITHIN SAID BARREL SECTION FOR MOVING INTO OPERATIVE ENGAGEMENT WITH A HYPODERMIC NEEDLE CANNULA, SAID CARTRIDGE UNIT HAVING SLIDABLY MOUNTED THEREIN A PISTON MEMBER ADAPTED TO FORM A THREADABLE ENGAGEMENT WITH AN ACTUATING PISTON ROD MEMBER, SAID SYRINGE BARREL SECTION HAVING ON AN INNER LATERAL SURFACE
Claim 2
Dependent Claim
88 words
A CARTRIDGE SYRINGE AND CARTRIDGE UNIT ASSEMBLY WHICH COMPRISES; A CARTRIDGE-TYPE HYPODERMIC SYRINGE HAVING A GENERALLY CYLINDRICAL BARREL SECTION FOR SLIDABLY RECEIVING THEREIN A MEDICINAL CARTRIDGE UNIT, A MEDICINAL CARTRIDGE UNIT HAVING A SMOOTH LATERAL SURFACE PORTION WHICH IS DEFORMABLE AND SLIDABLE WITHIN SAID BARREL SECTION FOR MOVING INTO OPERATIVE ENGAGEMENT WITH A HYPODERMIC NEEDLE CANNULA, SAID CARTRIDGE UNIT HAVING SLIDABLY MOUNTED THEREIN A PISTON MEMBER ADAPTED TO FORM A THREADABLE ENGAGEMENT WITH AN ACTUATING PISTON ROD MEMBER, SAID SYRINGE BARREL SECTION HAVING ON AN INNER LATERAL SURFACE
References Cited (Backward Citations)
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Cited
US1594493A
Cited
US2677373A
Cited
US2778359A
Cited
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Cited
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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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |