Patent
   D254804
Priority
Dec 11 1978
Filed
Dec 11 1978
Issued
Apr 22 1980
Expiry
Apr 22 1994
Assg.orig
Entity
unknown
5
7
n/a
The ornamental design for a roof vent, as shown.

FIG. 1 is a side elevational view of a roof vent showing our new design;

FIG. 2 is a cross sectional view taken on line 2--2 of FIG. 1; and

FIG. 3 is a top plan view thereof.

Ballard, James W., Ballard, Larry R.

Patent Priority Assignee Title
11434642, Jan 30 2019 LIBERTY PLASTICS, INC Adhesive assembled ridge vent
5662522, Nov 12 1993 NOLL NORWESCO, LLC Exhaust vent
9695594, Jun 16 2015 LIBERTY PLASTICS, INC Ridge vent
D307046, Oct 11 1985 Mirolin Industries Corporation Drain fitting
D984627, Jan 17 2023 Exhaust fan
Patent Priority Assignee Title
1502944,
2277982,
3345932,
3404619,
3593478,
3685426,
223712,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 29 1983BALLARD, LARRY L BONNICI CHARLESASSIGNMENT OF ASSIGNORS INTEREST 0041710113 pdf
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