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특허 상세정보

Contamination-resistant dispensing and metering drop forming device

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B67D-005/58   
미국특허분류(USC) 222/189 ; 222/212 ; 222/420 ; 210/32164
출원번호 US-0642158 (1991-01-17)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 18  인용 특허 : 0
초록

A device for dispensing liquids in drop form of substantially uniform size is provided which includes a container having a dropper tip including a passageway for ingress of air to and egress of liquid from the device, the passageway communicating between the container and an orifice in the dropper tip; means for temporarily reducing the volume of the container; and, disposed within the dropper tip, across the passageway, a microporous composite membrane with pores of a size to resist passage of contaminants. The membrane has a liquophilic component which...

대표
청구항

A device for dispensing liquids in drop form of substantially uniform size which comprises a container having a dropper tip including a passageway for ingress of air to and egress of liquid from said device, said passageway communicating between the container and an orifice in the dropper tip; means for temporarily reducing the volume of the container; and disposed within the dropper tip, across the passageway, a microporous composite membrane with pores of a size to resist passage of contaminants, said membrane having a liquophilic component permitting ...

이 특허를 인용한 특허 피인용횟수: 18

  1. Nilson Kurt,SEX. Arrangement and method for dispensing preservative-free nasal sprays and similar preparations. USP2000096116468.
  2. Sullivan, Timothy R.; Nelson, Jeffrey. Combination unit dose dispensing containers. USP2010037669597.
  3. Sullivan, Timothy R.; Nelson, Jeffrey. Combination unit dose dispensing containers. USP2017039592354.
  4. Painchaud, Gaetan; Lanzi, Sylvain; Julia, Xavier; Grevin, Guillaume. Device for dispensing a liquid in the form of drops. USP20190310220988.
  5. Nilson Kurt,SEX. Device for dispensing preservative-free nasal sprays and similar preparations. USP1999126000580.
  6. Bougamont Jean-Louis,FRX ; Hennemann Pascal,FRX. Device for packaging and dispensing sterile liquid products. USP1999115992701.
  7. Sullivan, Timothy; Durham, James. Dose dispensing containers. USP2014048683995.
  8. Sullivan, Timothy; Durham, James. Dose dispensing containers. USP2016029248076.
  9. Connors, James A.; Medeiros, David E.; Dys, George S.; Britto, James J.; Hession, John A.. Drinking containers. USP2014088807388.
  10. Connors, Jr., James A.; Medeiros, David E.; Dys, George S.; Britto, James J.; Hession, John A.. Drinking containers. USP2013098540112.
  11. Connors, Jr., James A.; Medeiros, David E.; Dys, George S.; Britto, James J.; Hession, John A.. Drinking containers. USP2013128608017.
  12. Connors, Jr., James A.; Medeiros, David E.; Dys, George S.; Britto, James J.; Hession, John A.. Drinking containers. USP2012108286826.
  13. Poisson, Patrick; Bowman, Lyle M.. Drop dispenser for the delivery of uniform droplets of viscous liquids. USP2010077758553.
  14. Cranshaw Christopher James,NZX. Fluid dispensing systems. USP2000096117319.
  15. Sullivan, Timothy R.; Nelson, Jeffrey. Intranasal cartridge devices. USP2016099446197.
  16. Sullivan, Timothy R.; Nelson, Jeffrey; Brandenburg, Allen. Intranasal cartridge devices. USP2013028377009.
  17. Kubo,Tomohiko; Asada,Ikuko. Liquid drug container. USP2007067225949.
  18. Mettler, Mark F.; Dittmer, Jay R.; White, Mark K.. Orifice reducer for container neck. USP2005026857542.