- Mar 2023
Trademark for Memindex
Ser. No. 511,916. WILSON MEMINDEX COMPANY, Rochester, N. Y. Filed Aug. 23, 1947.<br /> FOR LOOSE-LEAF DAILY MEMORANDUM CARD SYSTEM COMPRISING MEMORANDUM CARDS AND POCKET AND DESK CASES THEREFOR.<br /> Claims use since Aug. 1, 1903.
(p58, SEPTEMBER 7, 1948) (aside: interesting to note that Wurlitzer is on the same page!)
Memindex, Wilson Company, Rochester, N. Y. Loose - leaf daily memorandum card system . Serial No. 511,916, Sept. 7. Class 37.
Official Gazette of the United States Patent Office. Vol. 614. United States Patent Office, 1948.
- Oct 2022
Local file Local file
Blu-menberg’s first collection of note cards dates back to the early 1940s butwas lost during the war; the Marbach collection contains cards from 1947onwards. 18
18 Von Bülow and Krusche, “Vorla ̈ ufiges,” 273.
Hans Blumenberg's first zettelkasten dates to the early 1940s, but was lost during the war though he continued the practice afterwards. The collection of his notes housed at Marbach dates from 1947 onward.