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US3270743A Expired / Lapsed US ⏱️ 0.0 years remaining

Hypodermic injection syringe

Assignee: LEEMING MILES PHARMACCUTICALS
•
Filing: 1963-05-29
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Granted: 1966-09-06
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Expires: 1983-05-29
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Abstract

No abstract record available.

Inventors

  • 👤 Gingras Pierre

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 13:27
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/3202; A61M39/00; A61M39/10; A61M39/16; A61M5/001

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 174 words
A PROTECTIVE ASSEMBLY FOR THE NEEDLE OF A HYPODERMIC SPRINGE HAVING A PISTON CYLINDER, MADE OF PLASTIC MATERIAL, ADAPTED TO CONTAIN THE SUBSTANCE TO BE INJECTED AND FROM ONE END OF WHICH SAID NEEDLE PROJECTS, SAID ASSEMBLY COMPRISING: (A) A PLASTIC CYLINDRICAL ENVELOPE HAVING AN OPEN END ADAPTED TO SNUGLY FIT OVER THE END OF SAID CYLINDER FROM WHICH SAID NEEDLE PROJECTS; (B) A PROTECTIVE SUBSTANTIALLY CONICAL PLASTIC INNER COVER WITHIN SAID ENVELOPE HOUSING SAID NEEDLE AND HAVING THE WIDE END THEREOF INTERGRALLY JOINED TO SAID OPEN END OF SAID ENVELOPE; (C) A WAD OF ABSORBENT MATERIAL FILLED WITH ANTISEPTIC LIQUID DISPOSED AT THE OTHER END OF SAID ENVELOPE; (D) CORD MEANS FOR PULLING SAID WAD OUT OF SAID ENVELOPE, AND (E) REMOVABLE CAP MEANS CLOSING SAID OTHER END OF SAID ENVELOPE COMPRISING A CIRCULAR FLAT DISC OF PLASTIC MATERIAL FITTING OVER AND HEAT-SEALED TO SAID OTHER END OF SAID ENVELOPE; SAID DISC HAVING A FINGER GRIP MEMBER RADIALLY PROJECTING THEREFROM WHEREBY IT MAY BE PEELED OFF SAID ENVELOPE BY PULLING ON SAID MEMBER.
Claim 2
Dependent Claim 174 words
A PROTECTIVE ASSEMBLY FOR THE NEEDLE OF A HYPODERMIC SPRINGE HAVING A PISTON CYLINDER, MADE OF PLASTIC MATERIAL, ADAPTED TO CONTAIN THE SUBSTANCE TO BE INJECTED AND FROM ONE END OF WHICH SAID NEEDLE PROJECTS, SAID ASSEMBLY COMPRISING: (A) A PLASTIC CYLINDRICAL ENVELOPE HAVING AN OPEN END ADAPTED TO SNUGLY FIT OVER THE END OF SAID CYLINDER FROM WHICH SAID NEEDLE PROJECTS; (B) A PROTECTIVE SUBSTANTIALLY CONICAL PLASTIC INNER COVER WITHIN SAID ENVELOPE HOUSING SAID NEEDLE AND HAVING THE WIDE END THEREOF INTERGRALLY JOINED TO SAID OPEN END OF SAID ENVELOPE; (C) A WAD OF ABSORBENT MATERIAL FILLED WITH ANTISEPTIC LIQUID DISPOSED AT THE OTHER END OF SAID ENVELOPE; (D) CORD MEANS FOR PULLING SAID WAD OUT OF SAID ENVELOPE, AND (E) REMOVABLE CAP MEANS CLOSING SAID OTHER END OF SAID ENVELOPE COMPRISING A CIRCULAR FLAT DISC OF PLASTIC MATERIAL FITTING OVER AND HEAT-SEALED TO SAID OTHER END OF SAID ENVELOPE; SAID DISC HAVING A FINGER GRIP MEMBER RADIALLY PROJECTING THEREFROM WHEREBY IT MAY BE PEELED OFF SAID ENVELOPE BY PULLING ON SAID MEMBER.

References Cited (Backward Citations)

CA505296A Cited
US2134930A Cited
GB721375A Cited
US2855933A Cited
US2851036A Cited
US2841143A Cited
US2966986A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-09-05 1970-03-07 1970-09-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-09-05 1974-03-07 1974-09-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-09-05 1978-03-07 1978-09-06 $7700.00 Window Closed / Lapsed

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