Language:
Style:
A+ | a-

Patent Protection Ended

No. Patent No. Title
4601. PI 89000114 TOUCH PANEL APPARATUS
4602. PI 89000115 PRESSURIZABLE ENVELOPE AND METHOD
4603. PI 89000116 DETECTION OF CHEMICALS BY IMMUNOASSAY
4604. PI 89000117 PROCESS FOR THE PREPARATION OF SULFATED ALKANOL OXETHYLATES OR ALKYLPHENOL OXETHYLATES HAVINNG A LOWERED CONTENT OF 1, 4-DIOXANE
4605. PI 89000118 METHOD OF REDUCING IMMUNOGLOBULIN E RESPONSES
4606. PI 89000120 MOTORCYCLE WITH HELMET COMPARTMENT.
4607. PI 89000121 DETERGENT COMPOSITON
4608. PI 89000122 OLEFIN POLYMERIZATION CATALYST AND PROCESS FOR THE POLYMERIZATION OF OLEFINS.
4609. PI 89000123 METHOD AND APPARATUS FOR FREEZING PRODUCTS
4610. PI 89000127 ADDITION OF SUPPLEMENTAL MACRO & MICRO NUTRIENTS TO GRANULAR PHOSPHATIC FERTILIZERS.
4611. PI 89000131 HEALTH CARE ADMINISTRATION AND MEASURING APPARATUS.
4612. PI 89000132 REFRIGERANT RECOVERY DEVICE.
4613. PI 89000134 A METHOD FOR THE CONTINUOUS COATING OF A FILIFORM STEEL SUBSTRATE BY IMMERSION OF THIS SUBSTRATE IN A BATH OF MOLTEN COATING METAL.
4614. PI 89000135 LOW PRESSURE REFRIGERANT CONTAMINANT TESTER.
4615. PI 89000137 PROCESS FOR BACTERIALLY DECOMPOSING NATURAL RUBBER SERUMS AND PRODUCT RESULTING THEREFROM.
4616. PI 89000138 TANNING AGENT AND PROCESS
4617. PI 89000139 YELLOW-COLORED SOLID MATTER AND PRODUCTION THEREOF
4618. PI 89000142 PROCESS AND APPARATUS FOR THE PRODUCTION OF HEAVIER HYDROCARBONS FROM GASEOUS LIGHT HYCARBONS.
4619. PI 89000145 DRY FRACTIONAL CRYSTALLIZATION
4620. PI 89000146 ULTRA SONIC CONTRAST AGENTS, PROCESS FOR THEIR PREPARATION AND THEIR USE AS DIAGNOSTIC AND THERAPEUTIC AGENTS.