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Publication numberUSD143545 S
Publication typeGrant
Publication dateJan 15, 1946
Filing dateJun 3, 1943
Publication numberUS D143545 S, US D143545S, US-S-D143545, USD143545 S, USD143545S
InventorsGuild R. Holt
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Design for a filter unit or similar article
US D143545 S
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Description  (OCR text may contain errors)

Jan. V15, 1946. f w B POND'T L vDes. l143,545 g FILTERlUNIT ORSIMILAR ARTICLE l A Filed June 3 1943 y 1 JNVENTORS Y willful, B. Pond ByGul'd R Olt' Af'onzey Patented Jan. 15, 1946 l UNITED STATES Des. 143,545

PATENT OFFICE DESIGN FOR A FILTER UNIT OR SIMILAR ARTICLE William B. Pond, West Englewood, and Guild R.

Holt, Hohokus, N. J., assignors to Bendix Aviation Corporation, Bendix, N. J., a. corporation of Delaware Application June 3, 1943, Serial No. 110,360

Term of patent 14 years Ci. B4G-1) enlarged scale of a lter unit showing our new design.

Figure 2 is a top plan view of the same unit.

Figure 3 is a. side elevational view of the unit; and

Figure 4 is an elevational view of the end opposite to that illustrated in Figure 1.

We claim:

The ornamental design for a filter unit or similar article, as shown.

WILLIAM B. POND. GUILD R. HOLT.

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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