sule 66THE PATENTS RULES, 2003: Rule 66: Form of making a request under section 28(2) A request under sub-section (2) of section 28 shall be made Form 8.Product Calumet Mineral Spirits, Rule 66 1. Chemical Product and Company Identification Trade Name of this Product Calumet Mineral Spirits, Rule 66 Synonyms: 0415-00 MSDS ID