Patent
   D959249
Priority
Oct 13 2016
Filed
Nov 08 2019
Issued
Aug 02 2022
Expiry
Aug 02 2037
Assg.orig
Entity
unknown
1
21
n/a
The ornamental design for a portable cofferdam, as shown and described.

FIG. 1 is a left perspective view of a portable cofferdam showing our new design;

FIG. 2 is a right perspective view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken line portions of the drawings are included to show unclaimed subject matter and form no part of the claimed design.

Strom, Gary H., Strom, Brandon G.

Patent Priority Assignee Title
D968206, Oct 13 2016 Subsurface, Inc. Portable cofferdam
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 12 2016STROM, GARY H , MR SUBSURFACE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0509580553 pdf
Oct 12 2016STROM, BRANDON G , MR SUBSURFACE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0509580553 pdf
Nov 08 2019Subsurface, Inc.(assignment on the face of the patent)
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