Patent No. 4,495,795


Issued: January 29,1985

Inventor: Krishna M. Gupta, Ithaca, N.Y.

Assignee: Porous Materials, Inc., Ithaca, N.Y.


An improved sample holder for permeable materials, especially useful in permeameters. The sample holder contains the sample within a pliant sleeve. The sleeve is itself constrained within a constrictor. When pressed into a seat, the constrictor reduces in diameter evenly along its length, holding the sample in the sleeve tightly without gaps for fluid leakage.

Go Back for more representative patents.

Home || Intellectual Property || Patents || Trademarks || Copyrights

Brown & Michaels, PC
400 M & T Bank Building
118 North Tioga Street - The Commons
Ithaca, NY 14850
Phone: (607) 256-2000 Fax: (607) 273-2609

- last updated 12-Apr-02

© Copyright 2002 Brown & Michaels, PC