Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD324720 S
Publication typeGrant
Application numberUS 07/364,183
Publication dateMar 17, 1992
Filing dateJun 9, 1989
Publication number07364183, 364183, US D324720 S, US D324720S, US-S-D324720, USD324720 S, USD324720S
InventorsHenry B. Kopf
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter plate
US D324720 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a filter plate, as shown and described.

FIG. 1 is a top plan view of a filter plate showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a front elevational view thereof.

Non-Patent Citations
1"Laboratory Ultrafiltration Products for Improved Biological Recovery", Lit No. AB841, 10/88.
2"Shorten the Race to the Market with Millipore Pilot and Process Systems", Lit No. SD100, 1/88.
3"Toyosoda Ultrafiltration Cassette UF--LABO", undated.
4Prostak™ Bench Top Development System Lit No. SD200, 8/88.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8795530Jan 21, 2010Aug 5, 2014Smartflow Technologies, Inc.Optimization of separation for viscous suspensions
US9101883Nov 29, 2010Aug 11, 2015Smartflow Technologies, Inc.Portable filtration unit
US9163265Feb 21, 2012Oct 20, 2015Smartflow Technologies, Inc.Method and systems for isolation and/or separation of products from production processes
US9670429Feb 13, 2013Jun 6, 2017Smartflow Technologies, Inc.Separation systems for dewatering of fog and biodiesel fuel production
US9745333Jul 31, 2014Aug 29, 2017Smartflow Technologies, Inc.Optimization of separation for viscous suspensions
USD788316May 13, 2016May 30, 2017Elliot KremermanLaboratory filter
U.S. ClassificationD23/209