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Patent
   D331125
Priority
Aug 19 1991
Filed
Aug 19 1991
Issued
Nov 17 1992
Expiry
Nov 17 2006
Inventors
Claytor, R…
Assg.orig
FRESNEL TE…
Assg.curr
Fresnel Te…
Entity
unknown
Referenced by
0
References
10
Maint.:
n/a
The ornamental design for a fresnel lens array for infrared motion detector, as shown and described.

The single FIGURE is a front elevational view of a fresnel lens array for infrared motion detector showing my new design, the lens array being a flat, rectangular, thin sheet having a front surface with grooves, thereon and a plain, smooth rear surface with no ornamentation.
INVENTORS:

Claytor, Richard N.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2510344,
D315422, Oct 11 1988 Fresnel Technologies, Inc. Lens array for passive infrared motion detector systems or the like
D315423, Feb 27 1989 Fresnel Technologies, Inc. Long range fresnel lens array for infrared motion detector system
D315424, Feb 27 1989 Fresnel Technologies, Inc. Vertical barrier fresnel lens array for infrared motion detector systems
D315425, Feb 27 1989 Fresnel Technologies, Inc. Dense wide angle fresnel lens array for infrared motion detector system
D315806, Feb 27 1989 Fresnel Technologies, Inc. Dense wide angle fresnel lens array for infrared motion detector
D315807, Feb 27 1989 Fresnel Technologies, Inc. Wide angle fresnel lens array for infrared motion detector
D315808, Feb 27 1989 Fresnel Technologies, Inc. Extra wide angle fresnel lens array for infrared motion detector
D315966, Nov 07 1988 Fresnel Technologies, Inc. Wide angle fresnel lens array for infrared motion detector system
GB2173013A,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 30 1991CLAYTOR, RICHARD N FRESNEL TECHNOLOGIES,INC ASSIGNMENT OF ASSIGNORS INTEREST 0058230480 pdf
Aug 19 1991Fresnel Technologies, Inc.(assignment on the face of the patent)
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