The Soleau envelope (French: Enveloppe Soleau), named after its French inventor, Eugène Soleau [fr], is a sealed envelope serving as proof of priority...
3 KB (385 words) - 16:15, 3 November 2024
binder under the name "Médium Adam 25". In May 1960, Klein deposited a Soleau envelope, registering the paint formula under the name International Klein Blue...
11 KB (1,159 words) - 23:41, 16 February 2025
before the date of creation of another work. Copyright registration Soleau envelope Trusted timestamping Copyright in General Archived 2022-10-27 at the...
5 KB (555 words) - 03:53, 25 July 2025
paint to canvas. Klein never patented the color, only submitting a Soleau envelope without progressing to the patent stage. Ultramarine is a blue pigment...
58 KB (5,133 words) - 19:18, 26 July 2025
suspended in linseed oil, tended to become dull. Klein later deposited a Soleau envelope for this recipe to maintain the "authenticity of the pure idea." This...
31 KB (3,886 words) - 02:58, 25 June 2025
Ministry of Economics and Finance. INPI's headquarters is in Courbevoie. Soleau envelope, proof of priority available for the French territory at the INPI Georges...
5 KB (223 words) - 02:33, 21 February 2025
expertise in cellulose fibres. In 2004, CEMEF and PERSEE submitted a Soleau envelope. At that time, this new material was referred to as “aerocellulose”...
8 KB (688 words) - 22:15, 19 June 2025