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.

Patents

  1. Advanced Patent Search
Publication numberUSD216978 S
Publication typeGrant
Publication dateMar 24, 1970
Filing dateMay 1, 1969
Publication numberUS D216978 S, US D216978S, US-S-D216978, USD216978 S, USD216978S
InventorsFerris Drive
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Combined filter and pump
US D216978 S
Images(2)
Previous page
Next page
Description  (OCR text may contain errors)

Patented Mar. 24, 1970 COMBINED FILTER AND PUMP David Greene. 20 Ferris Drive, West Orange, NJ. 07032 Filed May 1, 1969, Ser. No. 16,976

Term of patent 14 years Int. Cl. D23-01; DIS-02 US. Cl. D234 FIG, 2

FIG. 3

Des. 216,978

PAGE 2 References Cited UNITED STATES PATENTS 2,878,938 3/1959 Dee 210-169 XR 3,051,312 8/1962 Arge 210-169 XR WALLACE R. BURKE, Primary'Examiner S. J. MERCER, Assistant Examiner

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7441664Sep 18, 2003Oct 28, 2008Pur Water Purification Products Inc.Water treatment devices and cartridges therefor
US7615152Aug 19, 2003Nov 10, 2009Pur Water Purification Products, Inc.Water filter device
US7740765May 13, 2009Jun 22, 2010The Procter & Gamble CompanyMethods for treating water
US7740766May 13, 2009Jun 22, 2010The Procter & Gamble Companyfiltration through mesoporous activated carbon filter particles; killing or removal of bacteria, viruses, and microorganisms; particles coated with silver or a silver containing material
US7749394May 13, 2009Jul 6, 2010The Procter & Gamble CompanyMethods of treating water
US7850859May 13, 2009Dec 14, 2010The Procter & Gamble CompanyTreating low-pressure, untreated drinking water with a water treatment device comprising a storage housing and mesoporous activated carbon filter particles; pore size adequate toremove bacteria and viruses; potable drinking water forthird-world countries
US7922008 *Jul 10, 2009Apr 12, 2011The Procter & Gamble CompanyWater filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
US8119012Mar 7, 2011Feb 21, 2012The Procter & Gamble CompanyWater filter materials and water filters containing a mixture of microporous and mesoporous carbon particles