Patent
   D244539
Priority
Sep 24 1975
Filed
Sep 24 1975
Issued
May 31 1977
Expiry
May 31 1991
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for an insulating cover for a building vent opening, as shown.

FIG. 1 is a perspective view of an insulating cover for a building vent opening embodying my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front end elevational view thereof;

FIG. 5 is a rear end elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a left side elevational view thereof.

Mulligan, Bennie Lee

Patent Priority Assignee Title
D274935, Jun 25 1982 Cover for a turbine roof ventilator
D315206, Dec 07 1988 Heating/cooling vent cover
D380259, Jan 23 1995 Air vent blocking device
D476076, Oct 07 2002 Protective HVAC duct cover
ER1759,
Patent Priority Assignee Title
2100126,
2277791,
3687800,
3966084, Aug 21 1975 PIPER INDUSTRIES OF TEXAS, INC Latch for a poultry transport cage
216696,
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