Inscriptions on the cardboard box read in part, “DE TREY’S / DENTOCOLL / CAULK / FOR / ACCURATE / ONE-PIECE / IMPRESSIONS” and “MADE IN U.S.A. / BY THE L. D. CAULK CO.” Those on one side of the box read “REG. U.S. PAT. OFF. / DENTOCOL / U.K. PAT. 271,306 / U.S. PAT. 1,672,766 / OTHER PATS. PENDING / THE L. D. CAULK COMPANY / MANUFACTURING AND SELLING AGENTS FOR N. & S. AMERICA AND JAPAN / MILFORD, DEL. / TORONTO, CAN. / TOKYO, JAPAN.” Those on another side read in part “NEW FORM / CELLULOID TUBE / IS PATENTED / U.S. PAT. 1977580.”

Dentocoll was introduced to the market in 1926, and received a trademark the following year.

Ref: Carl March, “Case,” U.S. Patent 1,672,766 (June 8, 1928)

Davis R. Grier, “Package for Reversible Hydrocolloid Plastic Material and Method of Using the Same,” U.S. Patent 1,077,580 (Oct. 16, 1934), assigned to The L. D. Caulk Co.

Maker: L. D. Caulk Dental Depot, Inc.

Location: Currently not on view

See more items in: Medicine and Science: Medicine


Exhibition Location:

Credit Line: Gift of Doris H. Bratten (Mrs. Roscoe C. Bratten, D.D.S.)

Data Source: National Museum of American History

Id Number: MG.312608.082Catalog Number: 312608.082Accession Number: 312608

Object Name: caulkOther Terms: Dentistry

Measurements: overall: 1 11/32 in x 5 1/4 in x 1 11/32 in; 3.429 cm x 13.335 cm x 3.429 cm


Record Id: nmah_725075

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