Ceramic Art Company / Lenox Incorporated
Trenton & Pomona, New Jersey. United States.
Hersteller / Manufacturer.
Known dates:1889 to the current day.
The Ceramic Art Company of Trenton, New Jersey, was founded in 1889 by J. Coxon and Walter Scott Lenox as an Art Pottery and was an early producer of American Belleek porcelain. In 1896 Jonathan Coxon departed and the company continued as the Ceramic Art Company with the word Lenox added beneath the CAC mark.
They had 44 employees in 1901. Amongst the potters and decorators they employed around that time was George Heufel from Dresden. In February 1906, the name of the company was changed to Lenox Incorporated. They remain in business today.
They supplied steins to: Tiffany & Co O'Hara Dial Frank Herschede Clock Company Gorham Manufacturing
Some of their lids, particularly on those steins sold to O'Hara Dial Co. were sourced from Manning Bowman & Co.
Reference: Lenox Ellarslie Wikipedia Wikipedia 2 J.Sauer
"Pallette" mark for Belleek, on the base of the featured lidded stein, on right, dated 1889 - 1906. 
Ink stamp, dated before 1896. 
Ink stamp, dated before 1896. 
"Pallette" mark for Belleek, dated 1889 - 1906, showing intertwined CAC. 
Beleek white translucent porcelain 1/2 ltr.stein with a copper lid, trimmed in silver, featuring an Absolvia Abituria student Zirkel, supposedly by Tiffany of New York. Stein is dated 1902 and was decorated by J.E.Kimes. 
Black & White Stein with Sterling Silver rim piece. This appears to be the same form as the above piece. 
CAC mark on plate of unknown date. 
Artist's signature on featured lidded stein on left, dated 1902. 
Ink stamp. Between 1896 and 1906. The green colouration indicates the piece was sold as whiteware for decoration by a non-professional decorator. 
Ink stamp. Between 1896 and 1906, on featured black & white lidless stein on left. 
Theodore B. Starr was a silversmith, in business between 1895 - 1924 The stein in this case had been made by the Ceramic Art Company in or before 1906, but the lid was made by Theodore B. Starr. 