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Patent
   D300559
Priority
Feb 03 1986
Filed
Jul 16 1986
Issued
Apr 04 1989
Expiry
Apr 04 2003
Inventors
Butler, Hu…
Assg.orig
Red Line P…
Assg.curr
RED LINE P…
Entity
unknown
Referenced by
3
References
4
Maint.:
n/a
The ornamental design for a breath analyzer for testing blood alcohol levels, as shown and described.

FIG. 1 is a perspective view of a breath analyzer for testing blood alcohol levels, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof; and,

FIG. 4 is a rear elevational view thereof.
INVENTORS:

Butler, Hugh

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D351468, Sep 14 1990 Tube for testing for alcohol in the breath
D404131, May 14 1997 ALCOHOL SENSORS INTERNATIONAL, LTD Housing for a hand-held breath monitoring device for detecting the presence and level of alcohol
D585555, Nov 16 2007 Breath analyzer mouthpiece
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3437448,
3437449,
4649027, Jan 29 1985 CMI, Inc. Breath tester
4656008, Jun 20 1983 Alcolert Inc.; ALCOLERT INC , A CORP OF OH Alcohol breath testing device
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 16 1986Red Line Products (PTY) Limited(assignment on the face of the patent)
Oct 16 1986BUTLER, HUGHRED LINE PRODUCTS PTY LIMITED,A CORP OF SOUTH AFRICAASSIGNMENT OF ASSIGNORS INTEREST 0046480416 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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