Patent assignee · US · COMPANY

Collaborative Research, Inc.

14Patents
0Active
14Granted
33Portfolio score

Filing activity: Jan 12, 1981 → Oct 13, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US4342826A Immunoassay products and methods Emerging Cross-Sectional Technologies 112 Expired
US5391480A Method for detecting a nucleotide at a specific location within a nucleic acid using exonuclease activity Emerging Cross-Sectional Technologies 84 Expired
US4480041A Use of phosphotriester intermediates for preparation of functionalized liposomes Emerging Cross-Sectional Technologies 54 Expired
US5108923A Bioadhesives for cell and tissue adhesion Chemistry; Metallurgy 44 Expired
US4483921A Immunoassay with antigen or antibody labeled liposomes sequestering enzyme Emerging Cross-Sectional Technologies 43 Expired
US4661454A GAL1 yeast promoter linked to non galactokinase gene Emerging Cross-Sectional Technologies 35 Expired
US4666847A Recombinant DNA means and method Chemistry; Metallurgy 33 Expired
US5139936A Use of the GAL1 yeast promoter Emerging Cross-Sectional Technologies 25 Expired
US5051264A Potentiation of the thrombolytic effect of prourokinase type plasminogen activators by streptokinase Chemistry; Metallurgy 5 Expired
US4999194A Two-chain urokinase plasminogen activators for treatment of thrombotic disease Human Necessities 5 Expired
US5312735A Supersecreting mutants of saccharomyces cerevisiae Chemistry; Metallurgy 4 Expired
US5057416A Supersecreting mutants of Saccharomyces cerevisiae Chemistry; Metallurgy 3 Expired
US4828821A Method of inhibiting calculus formulation and improving dental hygiene Human Necessities 2 Expired
US4695470A Rennin-containing disrupted yeast cells used in cheese manufacture Human Necessities 0 Expired

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