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SISAS SPA

Overview
  • Total Patents
    40
About

SISAS SPA has a total of 40 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Italy, EPO (European Patent Office) and United States. Its main competitors in its focus markets organic fine chemistry, chemical engineering and macromolecular chemistry and polymers are WUHAN YOUJI IND CO LTD, SISAS and BATALIN OLEG E.

Patent filings in countries

World map showing SISAS SPAs patent filings in countries

Patent filings per year

Chart showing SISAS SPAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Codignola Franco 18
#2 Ruggieri Roberto 13
#3 Gelosa Davino 10
#4 Santacesaria Elio 5
#5 Carra Sergio 5
#6 Gronchi Paolo 4
#7 Sliepevich Andrea 4
#8 Conni Sergio 3
#9 Bertola Aldo 3
#10 Centola Paolo 3

Latest patents

Publication Filing date Title
EP0733664A2 Polymers of aspartic acid with sequestering activity, process for their preparation and use thereof
EP0690040A1 Recycling of exhaust gases in the N-butane conversion into maleic anhydride
US5585502A Process and plant for the purification of raw maleic anhydride recovered from gaseous reaction mixtures
ITMI931449A1 Process for the preparation of maleamic acid
ITMI931448A1 Process for the preparation of polyaspartic acid and its salts
US5069687A Process of recovery of maleic anhydride from reaction gaseous mixtures
EP0256352A1 Process for the production of phtalic anhydride
IT8720512D0 Sludge thermal drying
US4542254A Process for the separation of mixtures of aromatic hydrocarbons into single components
EP0045953A1 A process for the separation of C8 aromatic hydrocarbons from their mixtures
EP0021051A1 A process for the preparation of 1,4-butynediol and related catalyst
EP0022164A1 A process for the preparation of 1,4-butynediol and related catalyst
GB2024816A Catalytic method of producing 2-methylpentana-2,4-diol from diacetone alcohol