Process for preparing 6-aminopenicillanic acid
What is claimed is: 1. In the process for the enzymatic conversion of a penicillin to 6-aminopenicillanic acid wherein an aqueous solution of said penicillin is contacted with a particulate immobilize... Read More
Inventors: Hamsher, James J.; Lozanov, Merrill;, Assignee: Pfizer Inc. (New York, NY) |
Process for making T cell hybridomas
We claim: 1. A process for making a T cell hybridoma comprising: a. Fusing an azaserine-hypoxanthine sensitive human T leukemia cell line with normal human T cells; and b. culturing the product of ste... Read More
Inventors: Engleman, Edgar G.; Larrick, James W.; Raubitschek, Andrew A.; Foung, Steven K.;, Assignee: The Board of Trustees of the Leland Stanford Junior University (Stanford, CA); Cetus Corporation (Emeryville, CA) |
Reinforced cement
OF THE INVENTION Fiber suitable for cement reinforcement in accordance with the present invention is p-aramid fiber and acrylic fiber. The term "aramid" is used to designate wholly aromatic polyamide... Read More
Inventors: Carney, Thomas E.; Champion, Allan R.; Logullo, Sr., Francis M.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Treated patch for minor cuts
I claim: 1. An article for covering a cut area in the skin, comprising a substantially centrally disposed layer of liquid absorbable pad means containing at least a sufficient quantity of a blood coag... Read More
Inventors: Ackley, Win;, Assignee: |
Melanin inhibiting cosmetic composition
OF THE INVENTION The placenta extracts which are employed in the present invention are aqueous solutions obtained by extracting water-soluble portions with water via means of washing placenta of huma... Read More
Inventors: Higa, Yoshitaka;, Assignee: Sansho Seiyaku Co., Ltd. (Fukuoka, JP) |
Microorganisms for biodegrading toxic chemicals
I claim: 1. A biologically pure culture of a microorganism selected from the group consisting of Methylobacter rhodinum ATCC 113-X and Methylobacter species ATCC 138-X. 2. As a composition of matter, ... Read More
Inventors: Portier, Ralph J.;, Assignee: Louisana State University Board of Supervisors, Louisana State University (Baton Rouge, LA) |
Bacterial method and compositions for degrading hydrocarbons
I claim: 1. A bacterial composition which comprises a mixture of: (a) Pseudomonas putida strain NRRL-B-18117; and (b) Pseudomonas putida strain NRRL-B-18118 wherein the ratio of (a) to (b) is between ... Read More
Inventors: Vandenbergh, Peter A.;, Assignee: Microlife Technics, Inc. (Sarasota, FL) |
Elastomer screen units for shaker-screen bodies
As previously stated, the sectional screen units of this invention connected in multiplicity are particularly adapted for sizing and sifting fragmented, hard-stock materials of the smaller sizes. The ... Read More
Inventors: Simonson, Gordon Leon;, Assignee: Durex Products, Inc. (Luck, WI) |
Ionic compounds formed from iron and urea
Having described the invention, what is claimed is: 1. As a new compound for correcting iron deficiency in plants aquocarbamide iron II sulfate, corresponding to the formula [Fe{CO(NH.sub.2).sub.2 }.s... Read More
Inventors: Atkisson, A. David;, Assignee: Eagle-Picher Industries, Inc. (Cincinnati, OH) |
Enzymatic reagent system for total cholesterol assay using oxygen-rate method
The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows: 1. A cholesterol assay enzymatic reagent for rate determination of cholesterol in a samp... Read More
Inventors: Perry, Andrew W.;, Assignee: Beckman Instruments, Inc. (Fullerton, CA) |
Photochromic boro-silicate glass
OF THE INVENTION Specific embodiments of the invention will now be described in more detail by way of example and with reference to the following table, which sets out examples of glass compositions ... Read More
Inventors: Owen, Harry; Barrow, Thomas;, Assignee: Pilkington Brothers Limited (Merseyside, GB) |
Diol-containing renin inhibitors
The following table provides a dictionary of the terms used in the description of the invention.
TABLE I
______________________________________
Abbreviated
Designation
... Read More
Inventors: Himmelsbach, Richard; Hodges, John C.; Kaltenbronn, James S.; Patt, William C.; Repine, Joseph T.; Sircar, Ila;, Assignee: Warner-Lambert Company (Morris Plains, NJ) |
Antitumor agent containing Lactobacillus casei YIT 9018
OF THE INVENTION AND ITS PREFERRED EMBODIMENTS It has been shown that Lactobacillus casei YIT 9018 (Deposit No. FERM-P 4751) (hereinafter referred to as "LC 9018") has a higher antitumor activity com... Read More
Inventors: Mutai, Masahiko; Yokokura, Teruo; Kobayashi, Seizaburo; Kato, Ikuo;, Assignee: Kabushiki Kaisha Yakult Honsha (Tokyo, JP) |
Glass composition for alkali-resistant glass fiber
What I claim is: 1. A glass composition for alkali-resistant glass fiber, said composition having a glass liquification temperature of 750.degree.-900.degree. C., which comprises: (a) 30-48% by weight... Read More
Inventors: Iizawa, Yoshihiro;, Assignee: Ikebukuro Horo Kogyo Co., Ltd. (JP) |
Support matrices for immobilized enzymes
We claim as our invention: 1. An organic-inorganic matrix having pendent covalent bonding sites for enzymatic conjugates which comprises a porous, water-insoluble, solid inorganic support containing a... Read More
Inventors: Rohrbach, Ronald P.; Levy, Joseph;, Assignee: UOP Inc. (Des Plaines, IL) |
Method of producing microbial cells from methane
What is claimed is: 1. A method which comprises culturing Methylomonas sp. FERM P-2400 in an aqueous culture medium containing an assimilable nitrogen source and inorganic salts, in the presence of me... Read More
Inventors: Morinaga, Yasushi; Yamanaka, Shigeru; Hirose, Yoshio;, Assignee: Ajinomoto Co., Inc. (Tokyo, JA) |
Process for the preparation of L-car-bamyl-amino acids and of the corresponding L-amino acids
What we claim is: 1. A process for the preparation of only one of the two stereoisomer forms of carbamylamino acids comprising: a. subjecting to hydrolysis a racemic mixture of compounds of the formul... Read More
Inventors: Dinelli, Dino; Morisi, Franco; Zaccardelli, Delio;, Assignee: Snam Progetti S.p.A. (San Donato, Milanese, IT) |
Method for producing D-.alpha.-amino acid
What is claimed as new and intended to be secured by Letters Patent is: 1. A method for producing a D-.alpha.-amino acid, which comprises: contacting a 5-substituted hydantoin with an effective amount... Read More
Inventors: Nakamori, Shigeru; Yokozeki, Kenzo; Mitsugi, Koji; Eguchi, Chikahiko; Iwagami, Hisao;, Assignee: Ajinomoto Company, Incorporated (Tokyo, JP) |
Xanthomonas campestris ATCC 31601 and process for use
We claim: 1. A method for the production of a heteropolysaccharide which comprises continuously culturing a degenerative resistant strain of bacteria designated Xanthomonas campestris XCP-19, having t... Read More
Inventors: Weisrock, William P.; McCarthy, Edward F.;, Assignee: Standard Oil Company (Chicago, IL) |
Enzyme entrappment with cellulose acetate formulations
This invention provides an apparatus and method for entrapping enzymes and includes a reactor, formulations, and methods relating to chemical reactors containing immobilized enzymes, with particular f... Read More
Inventors: Emery, Alden H.; Lim, Henry C.; Kolarik, Michael J.;, Assignee: Purdue Research Foundation (West Lafayette, IN) |
Method of cultivating Methylomonas probus on methanol containing medium
OF THE INVENTION The method of this invention comprises the steps of culturing and propagating Methylomonas probus in a medium containing inorganic nutrients and methanol as a carbon source, and then... Read More
Inventors: Ohsugi, Katsuhisa; Takeuchi, Daizo; Hamada, Masahiro; Kano, Tamotsu;, Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Converting enol ester precursor of a benzoyl-1,3-cycloalkyldione to a benzoyl-1,3-cycloalkyldione
OF THE PRESENT INVENTION The enol ester precursor of the benzoyl-1,3-cycloalkyldione has the general formula: ##STR1## where R is a substituted or unsubstituted phenyl group and A is a substituted or... Read More
Inventors: Bay, Elliott;, Assignee: Stauffer Chemical Company (Westport, CT) |
Method for inhibiting uterine fibroid disease with 1,1,2-triphenylbut-1-ene derivatives
OF THE INVENTION The present invention concerns methods for inhibiting uterine fibroid disease and endometriosis in women. The term "inhibit" is defined to include its generally accepted meaning whic... Read More
Inventors: Fontana, Steven A.;, Assignee: Eli Lilly and Company (Indianapolis, IN) |
Process for the manufacture of alkyl pyruvates
OF THE INVENTION The following examples illustrate the invention without in any way limiting its scope. EXAMPLE 1 472 g (4 moles) of ethyl lactate, 64 g (0.4 mole) of bromine is dissolved at room tem... Read More
Inventors: Christidis, Yani; Vallejos, Jean-Claude;, Assignee: Societe Francaise Hoechst (Puteaux, FR) |
Method for the prevention of ectoparasite-mediated pathogen transmission
The invention provides a method for preventing the transmission of an ectoparasite-borne pathogen to a mammal exposed to predation by the ectoparasite, wherein a time delay exists between attachment ... Read More
Inventors: Mather, Thomas N.;, Assignee: The President and Fellows of Harvard College (Cambridge, MA) |
Plant for the production of methane
I claim: 1. An apparatus for the production of methane from a biomass substrate comprising organic materials by culturing and growing therein of anaerobic thermophilic organisms capable of releasing m... Read More
Inventors: Thomsen, Ove; Ronnow, Peter;, Assignee: A-Betone AB (Vaxjo, SE) |
Biological production of humic acid and clean fuels from coal
It is an object of the present invention to overcome the above-noted deficiencies in the prior art. It is an object of the present invention to produce humic acid from coal. It is another object of th... Read More
Inventors: Srivastava, Kailash Chandra; Walia, Daman S.;, Assignee: Arctech, Inc. (Chantilly, VA) |
Particulate foods and pharmaceuticals coated with water-soluble hemicellulose
What is claimed is: 1. A particulate product comprising solid particles coated with a water-soluble heimcellulose and having an average size of 0.1 to 40 mm, said particles selected from the group con... Read More
Inventors: Ogawa, Masanori; Ito, Takehiko; Ishigai, Chikako; Maeda, Hirokazu; Furuta, Hitoshi; Hattori, Mitsuo;, Assignee: Freund Industrial Co., Ltd. (JP); Fuji Oil Co., Ltd. (JP) |
Method for preparing preparations having controlled release of an active component
I claim: 1. A process for producing a preparation comprising a plurality of granules each having a core and a unitary layer thereon containing at least one pharmaceutically active material which, on d... Read More
Inventors: Bogentoft, Conny B.; Appelgren, Curt H.;, Assignee: Aktiebolaget Hassle (Molndal, SE) |
Process for reducing traces of abrasion or scratches on the surface of a record carrier
We claim: 1. A process for reducing traces of abrasion during printing operations in an electrographic printer, on the surface of a record carrier covered with a thin evaporated aluminum layer, said p... Read More
Inventors: Bahr, Dietrich J.; Briska, Marian;, Assignee: International Business Machines Corporation (Armonk, NY) |
Molecular Biology 
