2 trademarks were found for owners matching the name JOHN J. ZELENKA.
#Classstatus
1 S:90482125
M:NEW YORK STEREOSCOPIC SOCIETY
O:JOHN J. ZELENKA
41 Registered
2 S:85078452
M:STEREO REALIST

O:JOHN J. ZELENKA
9 Registered
Trademark Alertz updated from USPTO on 2030-01-24