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Patent
   D315808
Priority
Feb 27 1989
Filed
Feb 27 1989
Issued
Mar 26 1991
Expiry
Mar 26 2005

TERM.DISCL.
Inventors
Claytor, R…
Assg.orig
FRESNEL TE…
Assg.curr
Fresnel Te…
Entity
unknown
Referenced by
17
References
7
Maint.:
n/a
The ornamental design for an extra wide angle fresnel lens array for infrared motion detector, as shown and described.

The single FIGURE is a front elevational view of an extra wide angle fresnel lens array for infrared motion detector showing our 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., Torti, Russell G.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D331120, Aug 16 1991 Fresnel Technologies, Inc. Extra wide fresnel lens array for infrared motion detector
D331121, Aug 16 1991 Fresnel Technologies, Inc. Fresnel lens array for infrared motion detector
D331122, Aug 16 1991 Fresnel Technologies, Inc. Fresnel lens array for infrared motion detector
D331123, Aug 19 1991 Fresnel Technologies, Inc. Long range fresnel lens array for infrared motion detector
D331124, Aug 16 1991 Fresnel Technologies, Inc. Wide angle fresnel lens array for infrared motion detector
D331125, Aug 19 1991 Fresnel Technologies, Inc. Fresnel lens array for infrared motion detector
D331126, Aug 16 1991 Fresnel Technologies, Inc. Extra wide angle fresnel lens array for infrared motion detector
D331471, Jan 24 1991 Fresnel Technologies, Inc. Long range fresnel lens array for infrared motion detector
D340311, Jan 24 1991 Fresnel Technologies, Inc. Fresnel lens array for infrared motion detector
D341902, Jan 24 1991 Fresnel Technologies, Inc. Long range fresnel lens array for infrared motion detector
D585154, Aug 31 2007 Fresnel lens
D914208, Jun 14 2019 Owen Mumford Limited Syringe component
D938022, Aug 10 2016 Owen Mumford Limited Safety pen needle
D952136, Jun 14 2019 Owen Mumford Limited Syringe
D959651, Apr 08 2020 Owen Mumford Limited Medical instrument
D959654, Aug 10 2016 Owen Mumford Limited Safety pen needle
D972745, May 07 2020 Owen Mumford Limited Testing device
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1970358,
3463118,
3708222,
3883733,
4772094, Feb 05 1985 Bright & Morning Star Company Optical stereoscopic system and prism window
DE968412,
GB2173013A,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 06 1989TORTI, RUSSELL GFRESNEL TECHNOLOGIES, INC , A CORP OF TXASSIGNMENT OF ASSIGNORS INTEREST 0050350322 pdf
Feb 06 1989CLAYTOR, RICHARD N FRESNEL TECHNOLOGIES, INC , A CORP OF TXASSIGNMENT OF ASSIGNORS INTEREST 0050350366 pdf
Feb 27 1989Fresnel Technologies, Inc.(assignment on the face of the patent)
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