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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 4247712 | Preservation of aqueous systems with 2-chloro-3-oxobutyramide derivatives There is disclosed methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of a 2-chloro-3-oxobutyramide derivative.... | 01/27/1981 |
| 4242276 | Process for the manufacture of ଲ-isobutyrylaminocrotonic acid amide A process for the manufacture of ଲ-isobutyrylaminocrotonic acid amide by reacting ଲ-aminocrotonic acid amide with dimethylketene in the liquid or gaseous state without the application of external heat at temperatures in the range of from room ... | 12/30/1980 |
| 4228042 | Biodegradable cationic surface-active agents containing ester or amide and polyalkoxy group Novel, biodegradable cationic surface-active agents are disclosed. These compounds, when used in laundry detergent compositions together with selected nonionic surfactants, provide excellent removal of particulate and greasy/oily soils, as well as providi... | 10/14/1980 |
| 4228102 | Preparation of carboxylic acid amides What is disclosed is a method for making amides of the formula ##STR1## wherein R1 is hydrogen or methyl, R3 is straight-chain or branched alkyl or unsubstituted or substituted aryl, and R4 is hydrogen or straight-chain or... | 10/14/1980 |
| 4219500 | Process for the manufacture of N,N'-diacetylethylene diamine N,N'-Diacetylethylene diamine (DAED) is produced by first adding the stoichiometric amount of acetic acid (2 mols per mol of ethylene diamine) at least partially in the form of aqueous acetic acid to ethylene diamine, distilling off in a second step the w... | 08/26/1980 |
| 4217439 | Acrylate-acetoacetamide polymers Crosslinked acrylate-acetoacetamide polymers are disclosed. These polymers are prepared by the reaction of at least one polyfunctional acrylate with at least one diacetoacetamide in the presence of a catalyst capable of promoting the reaction between the ... | 08/12/1980 |
| 4214002 | Preservation of aqueous systems with 2-chloro-3-oxobutyramide derivatives There is disclosed methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of a 2-chloro-3-oxobutyramide derivative.... | 07/22/1980 |
| 4189380 | Salt addition in ultrafiltration purification of solutions of polymeric colorants The ultrafiltration purification of aqueous solutions of polymeric colorants, wherein low molecular weight impurities are removed in an ultrafiltrate leaving a purified polymeric colorant-bearing retentate, is carried out with improved efficiency when, du... | 02/19/1980 |
| 4182891 | -Acetylenic derivatives of -amino acids Novel acetylenic derivatives of -amino acids of the following general structure: ##STR1## wherein Z is ଲ-methylthioethyl, ଲ-benzylthioethyl, S-(5'-desoxyadenosin-5' -yl)-S-methylthioethyl, γ-guanidinopropyl, or RHN(CH2 | 01/08/1980 |
| 4176136 | Process for preparing ethylidene-bis-acetamide Ethylidene-bis-acetamide is prepared by the process of contacting a liquid mixture of acetaldehyde and acetamide with a solid cation exchange resin at a temperature of from about 10° C. to about 110° C. The ethylidene-bis-acetamide may later be converte... | 11/27/1979 |
| 4169895 | Antisecretory 16,16-dimethyl-17-oxaprostaglandins N-alkylsulfonyl, N-alkanoyl and N-benzoyl 16,16-dimethyl-17-oxaprostaglandin E2 and E1 carboxamides having antisecretory biological activity as well as intermediates for their synthesis are disclosed.... | 10/02/1979 |
| 4168278 | Method for the preparation of aminoamides employing &3xb5;-caprolactam One-to-one adducts of primary or secondary amines with &3xb5;-caprolactam are made by heating the reactants in the presence of water at a temperature of between about 170° and 320° C.... | 09/18/1979 |
| 4152342 | Oleophilic amidopolyethylenepolyamines Novel polyamines are disclosed which consist essentially of linear chains of the formula ##STR1## WHEREIN R is H or the acyl group of a fatty acid or an alkylsulfonic acid and n is a number about 6-22. Of the n units in the chain, in about 0 to ... | 05/01/1979 |
| 4151173 | Acylated polyoxyalkylene polyamines This invention is directed to oil-soluble acylated-nitrogen compositions having demulsifying characteristics obtained by reacting at least one carboxylic acid or carboxylic acid-producing compound having at least 8 aliphatic carbon atoms with an effective... | 04/24/1979 |
| 4137417 | Process for producing an enamide Enamides are prepared by hydrogenating oximes having at least one hydrogen atom at the -position in the presence of a carboxylic anhydride using a ruthenium catalyst. These enamides are important to obtain amino group-containing compounds by reduct... | 01/30/1979 |
| 4110310 | Polyether diamide epoxy additives The adhesion properties of amine-cured epoxy resins are unexpectedly enhanced by addition of certain polyether amide additives. The adhesively superior epoxy resin composition comprises a vicinal polyepoxide, a curing amount of an amine curing agent, and ... | 08/29/1978 |
| 4101495 | Modified water-dilutable diolefin polymer oils containing carboxyl groups Disclosed are modified olefin polymer oils containing carboxyl groups, a method for preparing the modified polymer oils and aqueous coating compositions, preferably electro-dip-lacquering compositions, containing same.... | 07/18/1978 |
| 4100111 | Curable mixtures The invention relates to curable mixtures which contain 1,10-substituted 1,10-diaminodecanes, as the curing agents, new 1,10-substituted 1,10-diaminodecanes and a process for the manufacture of the latter. The new 1,10-diaminodecanes are manufactured by cataly... | 07/11/1978 |
| 4082689 | Antifoam compositions and process with bis--hydroxyamine derivatives Antifoam compositions on the basis of a bis--hydroxyamine derivative of the formula ##STR1## wherein A is --NHCO--R3 --CONH-- or --NHCONH--R3 --NHCONH--, R1 and R2 are H or alkyl having 1 to 22 carbo... | 04/04/1978 |
| 4079084 | Fluorocarbon surfactants Novel fluorocarbon surfactants containing a non-ionic hydrophilic chain (preferably an oxyethylene chain) and at least two terminal perfluorocarbon groups of at least three carbon atoms, preferably branched perfluorocarbon groups derived from an oligomer ... | 03/14/1978 |
| 4067820 | High molecular weight, insoluble carbodiimidization catalysts The instant invention relates to novel carbodiimidization catalysts consisting of a high molecular weight, insoluble matrix and low molecular weight carbodiimidization catalysts fixed to the matrix via ionic bonds. The novel high molecular weight catalyst... | 01/10/1978 |
| 4049680 | Amide waxes Organic amide waxes having at least two amide groups per molecule are prepared by reacting monocarboxylic acids preferably fatty acids with organic di- or poly-isocyanates; the wax products are useful particularly as lubricants.... | 09/20/1977 |
| 4041041 | Acetylene derivatives of amino acids Novel compounds of the following general formula are useful pharmacologic agents: ##STR1## R is selected from hydrogen, alkylcarbonyl wherein the alkyl moiety contains from 1 to 4 carbon atoms, alkoxycarbonyl wherein the alkoxy moiety contains f... | 08/09/1977 |
| 4039549 | Olefinic derivatives of amino acids Novel compounds of the following general formula are useful pharmacologic agents: ##STR1## R is selected from hydrogen, alkylcarbonyl wherein the alkyl moiety contains from 1 to 4 carbon atoms, alkoxycarbonyl wherein the alkoxy moiety contains f... | 08/02/1977 |
| 4022606 | Antimicrobial use of ω-aminocarboxylic acid amides A process for the use of ω-Aminocarboxylic acid amides of the formula ##STR1## wherein R is an aliphatic hydrocarbon residue having 10 to 14 carbon atoms, R1 and R2 are selected from the group consisting of hydrogen, methyl, --... | 05/10/1977 |
| 4022720 | Process for the production of polyurethane foams The present invention relates to a process for the production of polyurethane foams by reacting 1. organic compounds with at least two hydrogen atoms capable of reacting with isocyanates and having molecular weights in the range from 400 to 10,000, 2. pol... | 05/10/1977 |
| 3987091 | 11,12-Secoprostaglandins This invention relates to 8-aza-11,12-secoprostaglandins and processes for their manufacture. These compounds have prostaglandin-like biological activity and are particularly useful as renal vasodilators.... | 10/19/1976 |
| 3976669 | Tertiary diamides This invention relates to novel liquid tertiary diamides having the following structural formula: ##EQU1## wherein n = 0 - 10 R = --(CH2)m --CH3 wherein m = 4 - 12 One such diamide is N,N'-2,2,5,5-tetramethylhexamethy... | 08/24/1976 |
| 3960927 | Olefinic derivatives of amino acids Novel compounds of the following general formula are useful pharmacologic agents: ##EQU1## R is selected from hydrogen, alkylcarbonyl wherein the alkyl moiety contains from 1 to 4 carbon atoms, alkoxycarbonyl wherein the alkoxy moiety contains f... | 06/01/1976 |
| 3959356 | Acetylene derivatives of amino acids Novel compounds of the following general formula are useful pharmacologic agents: ##EQU1## R is selected from hydrogen, alkylcarbonyl wherein the alkyl moiety contains from 1 to 4 carbon atoms, alkoxy-carbonyl wherein the alkoxy moiety contains ... | 05/25/1976 |
| 3948943 | Aminocarboxylic acid higher alkylamides Compounds of the formula ##EQU1## wherein R1 is lower alkyl or aryl, R2 is hydrogen or, together with R1, ethylene, and R3 is straight or branched alkyl of 8 to 22 carbon atoms; The compounds have useful therapeutic,... | 04/06/1976 |
| 3943132 | Process for the preparation of hydrazones This invention relates to a method of preparing hydrazones of the formula ##EQU1## in which R1 and R2, which may be identical or different, represent a linear alkyl radical of from 1 to 12 carbon atoms, a branched alkyl or cyclo... | 03/09/1976 |
