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Patent
D897254
Priority
Feb 08 2017
Filed
Nov 05 2018
Issued
Sep 29 2020
Expiry
Sep 29 2035
Assg.orig
Entity
unknown
0
63
n/a
The ornamental design for a ribbed convolution muffler , as shown and described.
FIG. 1 is a perspective view of a ribbed convolution muffler depicting a new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a left side view thereof; and,
FIG. 7 is a right side view thereof.
The dash-dash broken lines are included for the purpose of illustrating portions of the ribbed convolution muffler that form no part of the claimed design.
The ribbed convolution muffler is shown with symbolic breaks, and any portion of the ribbed convolution muffler between the dash-dot break lines forms no part of the claimed design. The dash-dot break lines form no part of the claimed design.
Kanzal Venkatesha, Sandeep , Parihar, Ravindra , Balasubramanian, Chandrakesavan , Bhagoji, Dattatraya
Patent
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Date
Maintenance Fee Events
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Date
Maintenance Schedule
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