US4909290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for filling liquids in drug bottles and drawing said liquids therefrom
Assignee: Pfizer Italia SRL
•
Filing: 1988-09-19
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Granted: 1990-03-20
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Expires: 2008-09-19
Abstract
Abstract The device includes a syringe and an apparatus for coupling the syringe to a drug holding bottle and the like, the apparatus defining an enclosed chamber wherein there is housed a needle to be coupled to the syringe and the free end of which is arranged is front of a tightness resilient member located at a seat adapted to receive the mouth of the bottle, the syringe being firmly and fixedly clamped, in a tight way, in a syringe seat formed in the apparatus.
Inventors
- 👤 Mario Coccia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:17
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2096; A61J1/2003; A61J1/2006; A61J1/201; Y; Y10; Y10S; Y10S604/00; Y10S604/905
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
143 words
A safety device adapted to be connected to an opening of a bottle comprising: a syringe comprising a movable needle, said needle having a tip at its lower end, said syringe further comprising a tubular wall projecting from the syringe and surrounding an upper end of said needle, wherein projections are formed on an exterior surface of said tubular wall; and an apparatus defining an enclosed chamber for housing said movable needle, said tip of said movable needle being positionable to a position beyond said chamber when said device is connected to said bottle, said apparatus further defining a cylindrical wall projecting from said chamber and comprising recesses formed at its upper end, said tubular wall being forcefitted into said cylindrical wall into a position in which said projections are force-fitted into said recesses; wherein said syringe is non-removably coupled to said apparatus.
Claim 2
Dependent Claim
143 words
A safety device adapted to be connected to an opening of a bottle comprising: a syringe comprising a movable needle, said needle having a tip at its lower end, said syringe further comprising a tubular wall projecting from the syringe and surrounding an upper end of said needle, wherein projections are formed on an exterior surface of said tubular wall; and an apparatus defining an enclosed chamber for housing said movable needle, said tip of said movable needle being positionable to a position beyond said chamber when said device is connected to said bottle, said apparatus further defining a cylindrical wall projecting from said chamber and comprising recesses formed at its upper end, said tubular wall being forcefitted into said cylindrical wall into a position in which said projections are force-fitted into said recesses; wherein said syringe is non-removably coupled to said apparatus.
Claim 3
Dependent Claim
130 words
A safety device according to claim 1, wherein said apparatus comprises: an inner body, a middle body and an outer body, said cylindrical wall defining said inner body, said inner body being non-removably coupled to said syringe, said inner body being housed within said middle body and said middle body being housed within said outer body, said inner body, middle body and outer body being coupled to one another with said inner body being axially displacable with respect to said middle body and said outer body; wherein said inner body is movable with respect to said middle body and said outer body from a position in which said movable needle is housed within said chamber to said position in which said tip of said needle is disposed beyond said chamber.
Claim 4
Dependent Claim
34 words
A safety device according to claim 1, wherein a free edge of said cylindrical wall forms a rim at its upper end, said rim being adapted to restrain at least one of said projections.
References Cited (Backward Citations)
US3820542A
Cited
US4191225A
Cited
US4180070A
Cited
US4161949A
Cited
US4196732A
Cited
US4564054A
Cited
US4589879A
Cited
US4576211A
Cited
US4619651A
Cited
US4737150A
Cited
US4768568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-03-19 | 1993-09-18 | 1994-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-03-19 | 1997-09-18 | 1998-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-03-19 | 2001-09-18 | 2002-03-20 | $7700.00 | Window Closed / Lapsed |