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US3622053A Expired / Lapsed US ⏱️ 0.0 years remaining

Aerosol inhaler with flip-up nozzle

Assignee: Merck Sharp & Dohme LLC
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Filing: 1969-12-10
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Granted: 1971-11-23
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Expires: 1989-12-10
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Abstract

Abstract A dispenser for dispensing a composition confined, under pressure, in a container having a valve which, when pushed downward toward the container, opens and dispenses the composition, the dispenser comprising a housing having a skirt open at its lower end for receiving the container and a dispensing head, the dispensing head having a valve activator therein including a boss having an opening for engaging and gripping the valve stem on the container for maintaining the container in the dispenser and a nozzle hood pivotally mounted on the dispensing head for receiving a metered amount of medication from the container and mixing such metered amount of medication with the air drawn through such hood by the patient, the nozzle hood including means, when said nozzle hood is closed, for abutting said container and for preventing said container from being moved axially of said dispenser for opening said valve.

Inventors

  • 👤 John V Ryden

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 10:19
CPC Classifications
A; A61; A61M; A61M15/00; A61M15/009; A61M15/0001; A61M15/0021; A61M15/0023

Claims Analysis

Total Claims: 6
Claim 1
Independent Claim 325 words
A dispenser for dispensing a composition confined under pressure in a container having metering valve means including a stem portion projecting from the top of the container which stem portion, when pushed toward the container, opens said valve for dispensing metered amount of the composition under pressure therein and, when released, closes said valve, said container having a body portion extending downward from said valve, said dispenser comprising a housing having a skirt portion extending downward for receiving and housing a container inserted therein and a dispensing head having a boss therein for engaging the stem portion of the metering valve means of such container, a nozzle in said boss, said dispensing head having an opening in one side thereof, a hood mounted in said opening in said head for pivotal movement between an open position and a close position, means on said hood for engaging the end of a container when said hood is closed for preventing said container from being pushed into said dispenser to open said valve means, an outer wall on said hood for forming a closure over said opeNing when said hood is closed, an inner wall on said hood, said hood, when open, having an opening in the rear wall thereof in alignment with said nozzle in said boss and a front, open wall, said hood, when open, forming a closed passageway between said opening in alignment with said nozzle and said open end of said hood for the passage of air drawn through said opening in said one side of said dispensing head and discharged through the open end of said hood with a metered amount of the composition sprayed into said hood through said nozzle, said inner wall of said hood, when said hood is opened, forming a divider between the air drawn into said dispensing hood opening and said air discharged through the open end of said hood with said metered amount of the composition sprayed.
Claim 2
Dependent Claim 325 words
A dispenser for dispensing a composition confined under pressure in a container having metering valve means including a stem portion projecting from the top of the container which stem portion, when pushed toward the container, opens said valve for dispensing metered amount of the composition under pressure therein and, when released, closes said valve, said container having a body portion extending downward from said valve, said dispenser comprising a housing having a skirt portion extending downward for receiving and housing a container inserted therein and a dispensing head having a boss therein for engaging the stem portion of the metering valve means of such container, a nozzle in said boss, said dispensing head having an opening in one side thereof, a hood mounted in said opening in said head for pivotal movement between an open position and a close position, means on said hood for engaging the end of a container when said hood is closed for preventing said container from being pushed into said dispenser to open said valve means, an outer wall on said hood for forming a closure over said opeNing when said hood is closed, an inner wall on said hood, said hood, when open, having an opening in the rear wall thereof in alignment with said nozzle in said boss and a front, open wall, said hood, when open, forming a closed passageway between said opening in alignment with said nozzle and said open end of said hood for the passage of air drawn through said opening in said one side of said dispensing head and discharged through the open end of said hood with a metered amount of the composition sprayed into said hood through said nozzle, said inner wall of said hood, when said hood is opened, forming a divider between the air drawn into said dispensing hood opening and said air discharged through the open end of said hood with said metered amount of the composition sprayed.
Claim 3
Dependent Claim 33 words
A dispenser, as recited in claim 1, in which said means on said hood for engaging the end of a container is said inner wall of said hood when said hood is closed.
Claim 4
Dependent Claim 22 words
A dispenser, as recited in claim 1, in which said skirt portion extends downward beyond the end of a container inserted therein.
Claim 5
Dependent Claim 44 words
A dispenser, as recited in claim 3, in which said skirt portion extending downward beyond the end of a container inserted therein is cutaway at one side of its lower end for exposing the bottom and a portion of one side of the container.
Claim 6
Dependent Claim 25 words
A dispenser, as recited in claim 4, in which the bottom of said skirt portion extending downward beyond the end of the container is rounded.

References Cited (Backward Citations)

US3107670A Cited
US3169673A Cited
US3191867A Cited
GB1131644A Cited
US3361306A Cited
US3506004A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-11-22 1975-05-24 1975-11-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-11-22 1979-05-24 1979-11-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-11-22 1983-05-24 1983-11-23 $7700.00 Window Closed / Lapsed

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