Patent assignee · FR · COMPANY

Transvalor

2Patents
0Active
2Granted
22Portfolio score

Filing activity: Sep 15, 1993 → Jun 29, 1994

Most-cited patents

PatentTitleAreaCited byStatus
US5409516A Process for the production of phospho-nitrogenous products and products thus obtained Emerging Cross-Sectional Technologies 7 Expired
US5470370A Complex composition resulting from the action of urea on a sulfuric sludge of petroleum origin, process for the preparation thereof and use thereof as a source of fertilizing material Chemistry; Metallurgy 1 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.