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Publication numberUSD234721 S
Publication typeGrant
Publication dateApr 1, 1975
Filing dateJun 16, 1972
Publication numberUS D234721 S, US D234721S, US-S-D234721, USD234721 S, USD234721S
InventorsDavid J. Rosenberg
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter for an oxygenation system
US D234721 S
Abstract  available in
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Description  (OCR text may contain errors)

United States Patent 234,121

Patented Apr. 1, 1975 FILTER FOR AN OXYGENATION SYSTEM David J. Rosenberg, Glen Cove, N.Y., assignor to Pall Corporation, Glen Cove, N.Y.

Filed June 16, 19-72, Ser. No. 263,497

Term of patent 14 years Int. Cl. D2402 U.S. Cl. D83-1 R FIG. 1 is a top plan view of a filter for an oxygenation References Cited system ifioivinghmy newd design, the bottom being the UNITED STATES PATENTS same as e ops own; an

F1 2 1 1 th D. 164,698 10/1951 Mathews D234 I i 66 m Iona em D. 222,641 11/1971 Roosa 1323-4 The ornamental design for a filter for an oxygenation 11226374 5/1973 Dfyden system, substantially as shown and described. 2,727,634 12/1955 0 Meara D23 4 3,686,835 8/1972 Strange et a1 210-445 3,701, 83 10/1972 Krakauer et a1. 3,782,083 1/1974 Rosenberg 55491 3,795,088 3/ 1974 Esmond.

JAMES R. LARGEN, Primary Examiner

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US6578516 *Dec 8, 1999Jun 17, 2003Prolion B.V.Device and method for milking animals, and a contamination meter