Ektapan (jan 2, 1969 – jan 1, 2002)
Description:
https://books.google.com/books?id=mp8ZAQAAMAAJ&q=EKTAPAN&dq=EKTAPAN&hl=en&newbks=1&newbks_redir=0&sa=X&ved=2ahUKEwjZmMuVkKXmAhVWrZ4KHddVB7E4UBDoATAEegQIARAB
Oldest mention I could find.
Added to timeline:
Kodak Film Stocks
Date: