SRCHEM INC has a total of 36 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and pharmaceuticals are O'LENICK THOMAS GEORGE, SHANGHAI WANHUA KEJU CHEMICAL TECH DEVELOPMENT CO LTD and ANHUI QINGCAI TECH CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 19 | |
#2 | WIPO (World Intellectual Property Organization) | 8 | |
#3 | Canada | 4 | |
#4 | EPO (European Patent Office) | 4 | |
#5 | Australia | 1 |
# | Technology | |
---|---|---|
#1 | Special macromolecular compounds | |
#2 | Soaps | |
#3 | Medical preparations | |
#4 | Specific use of cosmetics | |
#5 | Water treatment | |
#6 | Mixtures of fertilisers | |
#7 | Object sterilising |
# | Name | Total Patents |
---|---|---|
#1 | Wood Louis L | 35 |
#2 | Calton Gary J | 19 |
#3 | Wood Lousi L | 1 |
Publication | Filing date | Title |
---|---|---|
US5466760A | Copolymers of polyaspartic acid | |
US5442038A | Polymers of maleic acid with amines | |
US5408029A | Amino acid copolymers of maleic acid | |
US5292864A | Decolorizing polyaspartic acid polymers | |
US5286810A | Salt of polymer from maleic acid, polyamind and ammonia | |
US5292858A | Method of production of copolymers of polyamino acids | |
US5288783A | Preparation of salt of polyaspartic acid by high temperature reaction | |
US5306429A | Copolymers of polyamino acids as scale inhibition agents | |
US5266305A | Copolymers of polyamino acids as tartar barrier agents | |
US5260066A | Cryogel bandage containing therapeutic agent |