Patent
   D307559
Priority
Feb 26 1987
Filed
Feb 26 1987
Issued
May 01 1990
Expiry
May 01 2004
Assg.orig
Entity
unknown
4
10
n/a
The ornamental design for an oxygen sensor, as shown and described.

FIG. 1 is a top and front perspective view of an oxygen sensor showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a rear elevational view; and

FIG. 5 is a front elevational view thereof.

Parker, Frederick A., Grady, Mark P.

Patent Priority Assignee Title
D669803, Oct 06 2010 RESMED PARIS SAS Oxygen sensor adaptor
D756248, Sep 03 2014 Empire Technology Development LLC Personal air quality sensing device
D758222, Apr 04 2014 Fujikura Ltd. Oxygen sensor
D793258, Apr 07 2016 Microtronics Engineering GmbH Sensor module
Patent Priority Assignee Title
3322662,
3546086,
4017373, Apr 05 1976 Interscan Corporation Electrochemical sensing cell
4207161, Dec 14 1978 Cambridge Instrument Company, Inc. Dissolved oxygen analyzer
4277322, Feb 04 1980 UNITED PROCESS CONTROL INC Oxygen sensor
4324632, May 17 1979 City Technology Limited Gas sensor
4435268, Aug 26 1982 ABB PROCESS ANALYTICS INC A DE CORPORATION Oxygen sensing cell
4695361, Nov 04 1985 SEATRONICS COMPANY, INC , A CORP OF PA Oxygen sensor
203984,
239470,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 24 1987PARKER, FREDERICK A SEATRONICS, INC , SUNSET LANE, HATBORO, 19040 A CORP OF PA ASSIGNMENT OF ASSIGNORS INTEREST 0046730858 pdf
Feb 24 1987GRADY, MARK P SEATRONICS, INC , SUNSET LANE, HATBORO, 19040 A CORP OF PA ASSIGNMENT OF ASSIGNORS INTEREST 0046730858 pdf
Feb 26 1987Seatronics Company, Inc.(assignment on the face of the patent)
Jan 21 1988SEATRONICS, INC ,SEATRONICS COMPANY, INC , A CORP OF PA ASSIGNMENT OF ASSIGNORS INTEREST 0048280160 pdf
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