How many patents does
S.P.C.M. have?
patents
904
families
111
granted
238
applications
666
US
158
EP
135
CN
109
WO
91
KR
14
JP
7
GB
6
RoW
384
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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S.P.C.M.
Top ten assignees appearing on patents
2009 - 2018
| s.p.c.m. | 666 |
| snf | 139 |
| snf holding company | 12 |
| snf sas | 7 |
| snf flomin | 6 |
| snf (australia) | 2 |
| floquip engineering company | 2 |
| snf (uk) | 2 |
| snf s. a. s. (fr) | 1 |
| sbcm | 1 |
2009
| snf | 17 |
| s.p.c.m. | 14 |
| snf sas | 5 |
| snf flomin | 3 |
2018
| s.p.c.m. | 88 |
| snf | 21 |
| snf (australia) | 1 |
| snf holding company | 1 |
S.P.C.M.
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| equipment for quick dispersion of polyacrylamide powder for fracturing operations | 18 | 2009 |
| method for limiting freshet levels and controlling floods | 17 | 2013 |
| acrylamide-derived cationic copolymers, and uses thereof | 17 | 2009 |
| thickener containing a cationic polymer and softening composition containing said thicke… 🛈 | 16 | 2010 |
| installation for enhanced oil recovery using water-soluble polymers, method implementing… 🛈 | 15 | 2007 |
| method for loading loose iron ore partially treated by means of superabsorbents | 15 | 2013 |
| process for low-concentration, inverse emulsion polymerization of weakly neutralized pol… 🛈 | 15 | 2013 |
| method for agglomerating industrial dust, in particular using a briquetting technique | 15 | 2008 |
| new aqueous fracturing fluid composition and fracturing method implementing the fluid | 15 | 2012 |
| device for preparing a dispersion of water-soluble polymers in water, and method impleme… 🛈 | 15 | 2007 |