Planar optical panel for a light fixture
Granted 28 Mar 2023 · no office action yet
Current assignee: ABL IP Holding LLC · originally Acuity Brands, Inc.
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Craig Eugene Marquardt, Doyle Scott Butler, John T. Mayfield, III · Examiner: Richard Kearney · AU 2917 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a bottom isometric view of…
FIG. 1 is a bottom isometric view of a planar optical panel for a light fixture.
FIG. 2 is another bottom isometric view of the planar optical panel of FIG. 1 .
FIG. 3 is a bottom view of the planar optical panel of FIG. 1 .
FIG. 4 is a cross-section view of the planar optical panel of FIG. 1 , taken along line 4 - 4 in FIG. 3 ; and,
FIG. 5 is another cross-section view of the planar optical panel of FIG. 1 , taken along line 5 - 5 in FIG. 3 .
The cross-section views of the optical panel designs illustrate that, while the optical panel has an appearance of a three dimensional design when viewed from below, the optical panel is planar in appearance when viewed from the side.
The dot-dot-dash lines showing a light fixture is for the purpose of illustrating environmental structure and form no part of the claimed design. The dashed lines showing portions of the planar optical panel form no part of the claimed design.
Claims
1 · 1 independent · depth 1Classifications
2 codesClaim changes
SoonSee which claims were amended, added or cancelled during examination, with every added and removed word marked.
The published claims of this patent are not paired with the granted ones in what we hold.
File wrapper
See the full prosecution history — every USPTO and applicant action on this file, in order.
Log in to unlockChain of title
See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.
Log in to unlockTerm & fees
See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.
Log in to unlockValidity challenges
See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.
Log in to unlockCitations
See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.
Log in to unlock