US D1,013,826 S
Ballast-free tank
Paul J. Daley, Niskayuna, NY (US); David M. Smead, Niskayuna, NY (US); and Donald J. Nicoll, Niskayuna, NY (US)
Assigned to ENVIRONMENT ONE CORPORATION, Niskayuna, NY (US)
Filed by Environment One Corporation, Niskayuna, NY (US)
Filed on Jun. 22, 2022, as Appl. No. 29/864,811.
Term of patent 15 Years
LOC (14) Cl. 23 - 07
U.S. Cl. D23—203
OG exemplary drawing
 
The ornamental design for a ballast-free tank, as shown and described.