Patent · US Expired

Apparatus for drawing liquids into, and expelling liquids from a pipette

US3963061A · kind A · utility

24Cited by
2References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 16, 1975
Grant dateJun 15, 1976
Priority date
Expiry dateSep 16, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01L3/021
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Apparatus for drawing liquids into, and expelling liquids from, a pipette including a housing comprising a hand-held pistol grip to which is connected a pipette-supporting portion. Valve means mounted on the pistol grip beneath two fingers of the user permit selective application of pressure or vacuum to one end of the pipette for drawing the liquid into, and expelling the liquid from, the pipette.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.