Liquid sample holder
Patent 4595561 Issued on June 17, 1986. Estimated Expiration Date: 
November 19, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 19, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3879106 Specimen slide for analysis of liquid specimens Patent #: 4501496 InventorsAssigneeApplicationNo. 06/672464 filed on 11/19/1984US Classes:422/58, In holder or container having special form356/246, Fluid containers (e.g., cells or cuvettes)359/398, Specimen cavity or chamber422/102, Container422/947Using capillary action, including fluid transfer through absorbent matrix [B01L 3/00C6C]ExaminersPrimary: Turk, ArnoldAttorney, Agent or FirmInternational ClassesB01L 3/00 (20060101)G01N 23/02 (20060101) G02B 21/34 (20060101) G01N 21/03 (20060101) G01N 21/05 (20060101) AbstractA liquid sample holder having a fluid sample receptacle bounded by two substantially parallel sheets. The parallel sheets define a fluid analysis area, and adjacent to that area is a peripheral overflow. Air bubbles are trapped in the peripheral overflow because the distance between the plates is smaller than the depth or thickness of the peripheral overflow. | |
