We claim the ornamental design for a blue jersey, as shown.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of the blue jersey showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof, the left side elevational view being a minor image thereof; and,
FIG. 5 is a top plan view thereof.
The bottom view is unornamented and does not form a part of the claimed design.
Texts and logos in all the Figures (and shown within broken lines in FIGS. 1-3) depict unclaimed subject matter and form no part of the claimed design.