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Following a clean-up exercise of event information regarding (previously) revoked patents, that were later reinstated, some existing revocation events ("Despatch of communication that patent is revoked") were duplicated on 15.04.2019.

2019.04.15

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Extract from the Register of European Patents

Citations: EP0971027

Cited inSearch
Type:Patent literature
Publication No.:WO9319787  [X]
 (PURDUE RESEARCH FOUNDATION [US]) [X] 1,4-6 * figures 1-6; claim 1; table 5 *;
Type:Patent literature
Publication No.:US5270379  [X]
 (MCANDREW THOMAS P [US], et al) [X] 1,4-6,10 * examples 3,4,7; claim 1 *;
Type:Patent literature
Publication No.:EP0841391  [A]
 (PROCTER & GAMBLE [US]) [A] 1-18 * perfume material 1-4 described on pages 31 and 32*;; example -; claims 1-16 *;
Type:Patent literature
Publication No.:EP0011499  [A]
 (UNILEVER LTD [GB], et al) [A] 1-5,7,11,13-20 * LF 165 *;; example -; claims 1-7,10,19,20,23 *;
Type:Patent literature
Publication No.:EP0831143  [A]
 (PROCTER & GAMBLE [US]) [A] 1-18 * synthesis example V to IX *;; example 1; claims 1-13,15 *
Type:Non-patent literature
Publication information:[X]  KAMOGAWA H ET AL, "Chemical release control- Schiff bases of perfume aldehydes and aminostyrenes", JOURNAL OF POLYMER SCIENCE: POLYMER CHEMISTRY EDITION, (1982), vol. 20, pages 3121 - 3129, XP002084908 [X] 1,4,5,16 * page 3121, paragraph 1 - page 3122, paragraph 1; tables II,III * * page 3128, paragraph 3 * * page 3128, paragraph L *
DOI: http://dx.doi.org/10.1002/pol.1982.170201108
Type:Non-patent literature
Publication information:[X]  VIGUERA A -R ET AL, "A WATER-SOLUBLE POLYLYSINE-RETINALDEHYDE SCHIFF BASE. STABILITY IN AQUEOUS AND NONAQUEOUS ENVIRONMENTS", JOURNAL OF BIOLOGICAL CHEMISTRY, (19900215), vol. 265, no. 5, ISSN 0021-9258, pages 2527 - 2532, XP002057413 [X] 1,4,5 * column 1, paragraph 1 * * column 2, paragraph 4 *