COQUE DO SUL DO BRASIL LTDA
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 27, 2011 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 0 Total Citation Count
- Oct 19, 2007 Earliest Filing
- 1 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
7785412 Additivated coal dust with water soluble carbohydrates for use in the green sand composition for casting moldingFeb 12, 08Aug 31, 10[C01B, B22C]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
8083845 Obtaining process of additivated sodic bentonite for use in composition of green sand for molding of cast parts and resulting productExpiredOct 19, 07Dec 27, 11[C04B, C09D, B22C]
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