U.S. patents available from 1976 to present.
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Patent No. 5307162

Cloaking System Using Optoelectronically Controlled Camouflage

A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.

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Winters, Sherman D.


Primary examiner statistics: 82 patents; average approval time: 784 days
Assistant examiner statistics: 11 patents; average approval time: 1405 days

Patents as Primary Examiner

1      
NumberTitleIssue Date
3988371Meta-[2-(benzylamino)-ethyl] benzoic acid amides
A series of substituted amino ethyl meta benzoic acid amides and their salts are useful as spasmolytics, pschyotherapeutic agents and agents facilitating learning. These compounds may conveniently be prepared by hydrolysis of suitably substituted trifluor...
10/26/1976
3981914N-alkylsulfonylperfluoroalkanesulfonanilides
N-alkylsulfonyl and N-haloalkylsulfonyl-substituted perfluoroalkanesulfonanilides and processes for their preparation are disclosed. These compounds and their compositions are useful as herbicides and plant growth modifiers....
09/21/1976
39818761-Alkyl-4-(10[1-p iperidyl]-5H-dibenzo-[a,d]cyclohepten-5-ylidene)piperidine compounds
The new 1-alkyl-4-(10-oxo or -hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-piperidine compounds are prepared from the corresponding 10-desoxy compounds having a double bond at the 10,11-position by a process involving bromination, dehy...
09/21/1976
3978220Novel phenolate, a process for its preparation and its use in pharmaceutical compositions
[4-(DIPHENYLMETHOXY)-1-METHYLPIPERIDINIUM]-4-[1-HYDROXY-2-(1-METHYL-3-PHENY LPROPYLAMINO)-PROPYL]PHENOLATE AND A PROCESS FOR ITS PREPARATION ARE DESCRIBED. The phenolate possesses useful anti-inflammatory activity....
08/31/1976
39767791,2,3,4-Tetrahydro-carbazole compounds and ଲ-adrenergic compositions
New 1,2,3,4-tetra-hydrocarbazole derivatives of the formula: ##SPC1## Wherein R1 is straight-chained or branched alkyl, and the pharmacologically compatible salts thereof, are markedly effective as inhibitors of adrogenic ଲ-receptors and ...
08/24/1976
39753989-Substituted 3-aminocarbazole compounds
Novel 3-aminocarbazole compounds of the formula: ##SPC1## Wherein X is hydrogen or halogen, Y is oxygen or represents two hydrogen atoms; and R1 and R2, which can be the same or different, are hydrogen, lower alkyl or hydroxyalkyl or amin...
08/17/1976
3972926Substituted trifluoromethanesulfonanilides
Substituted trifluoromethanesulfonanilides wherein the anilide ring is bonded to a phenyl ring through a linking group selected from --CH2 --, --CH2 CH2 --, --CH(CH3)-- and ##EQU1## and pharmaceutically acc...
08/03/1976
3972707N-(phenylcarbamoyl)-4-methylpiperidine herbicides compositions and herbicidal method
N-phenylcarbamoyl-4-methylpiperidine herbicides having the formula ##SPC1## Wherein R is a member selected from the group consisting of hydrogen and fluorine, compositions containing the same and the selective herbicidal method of use as a selective preem...
08/03/1976
3971794Thiazolidinone acetic acid derivatives
The present invention relates to novel thiazolidinone acetic acid derivatives and their preparation. These derivatives show diuretic properties when used as pharmaceuticals....
07/27/1976
39706561-Alkyl-4-m-hydroxyphenyl-4-propionyl piperidines
Phenylpiperidines of the formula ##SPC1## Wherein R is alkyl of 4 to 7 carbon atoms are described. The foregoing phenylpiperidines are useful as non-addicting analgesics....
07/20/1976
3970668Dialkyl 1,1'-(optionally substituted hydrocarbylenebiscarbamoyl)bis(2-benzimidazolecarbamates)
Dialkyl 1,1'-(hydrocarbylenebiscarbamoyl)bis(2-benzimidazolecarbamate) as fungicides and mite ovicides....
07/20/1976
39681151-Alkyl-4-(10 and/or 11)-bromo-10,11-dihydro-5H-dibenzo[a,d]-cyclohepten-5-ylidene piperidine compounds
The new 1-alkyl-4-(10-oxo or -hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)piperidine compounds are prepared from the corresponding 10-desoxy compounds having a double bond at the 10,11-position by a process involving bromination, dehyd...
07/06/1976
3968232N-methyl-N-alkoxycarbonylsulphenyl-carbamates
N-methyl-N-alkoxycarbonylsulphenyl-carbamates of the formula ##EQU1## in which R1 is C1.sub.-6 alkyl, and R2 is phenyl; naphthyl; indanyl; phenyl, naphthyl or indanyl substituted by trihalomethyl, halogen, nitro, nitrile, ...
07/06/1976
3968123(3-Thioxo-1,2-dithiol-4-yl) substituted triaryl phosphates and thiophosphates
Novel (3-thioxo-1,2-dithiol-4-yl)substituted triaylphosphates and thiophosphates are used as additives for lubricating oils. The are prepared by reacting corresponding phosphoryl chlorides with 4-(hydroxy-aryl)-1,2-dithiole-3-thiones....
07/06/1976
3966708Aminated sulfite derivatives of coniferous barks
Polyphenolic components of coniferous tree barks are reacted with a concentrated aqueous solution containing ammonia and sulfur dioxide to produce aminated sulfite reaction products having high nitrogen contents. The products have a number of valuable app...
06/29/1976
3966742Tetra-N-alkyl derivatives of bicyclic ureas and method of their production
A method for producing tetra-N-alkyl derivatives of bicyclic ureas having the general formula: ##EQU1## wherein n is 0 or 1; R and R' is H, lower alkyls, which can be the same or different, characterized in that bicyclic ureas, unsubstituted at nitro...
06/29/1976
3966765Process for producing benzothiopyrans
ଲ-Ketoacyl derivatives of 6-aminopenicillanic acid of the formula: ##SPC1## Are disclosed. In the above structure R1 is hydrogen, alkyl, halogen, alkoxy, cyano, trifluoromethyl and the like; Z is CHR2 or NR2 ; R...
06/29/1976
3965173Process for preparing p-(5-chloro-2-methoxy-benzamidoethyl)-benzene sulfonamide
A process for preparing p-[5-chloro-2-methoxy-benzamidoethyl]-benzene sulfonamide consisting of treating 5-chlorosalicylic acid or its ester by methylating and aminolysis to form N-phenethyl-5-chloro-2-methoxybenzamide followed by chlorosulfonation and am...
06/22/1976
3965105Phenyl-lower-alkylamines
Phenyl-lower-alkylamines having anti-inflammatory activity are prepared either by reductive alkylation of an amine with a phenyl-lower-alkanaldehyde; by condensation of a phenyl-lower-alkanaldehyde with a secondary amine, conversion of the resulting ...
06/22/1976
39651041-(Substituted-aminoalkyl)-3-benzoyl-4-hydroxy-4-phenylpiperidines and related compounds
1-(Substituted-aminoalkyl)-3-benzoyl-4-hydroxy-4-phenylpiperidines and related compounds having anti-arrhythmic activity are described herein. The 3-benzoyl compounds can be prepared by condensing the appropriate diamine with acetophenone and formaldehyde...
06/22/1976
3963728Method for preparing acylated products
Acylation of nitrogen containing compounds utilizing esters as acylation agents in the presence of salts of substituted pyridine compounds....
06/15/1976
39622573-Phenacylpiperidines
3-Phenacylpiperidines, useful as depressants, stimulants, and anti-inflammatory agents, are obtained by preparing, from a 3-halomethylpiperidine, a 3-piperidylmethylmagnesium halide which is condensed with a benzonitrile....
06/08/1976
39608731-Phenylthiopropyl-4-hydroxy-4-phenyl piperidines
Novel N-substituted heterocyclic derivatives represented by the formula, ##SPC1## Wherein R1 is hydrogen atom, lower alkyl, lower alkoxy, nitro, halogen or trifluoromethyl group; R2 is hydrogen atom or lower alkyl group; X is sulfur ...
06/01/1976
39608721 Alkyl-4-(10:oxo or hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-piperidine compounds
The new 1-alkyl-4-(10-oxo or -hydroxy-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-piperidine compounds are prepared from the corresponding 10-desoxy compounds having a double bond at the 10,11-position by a process involving bromination, dehy...
06/01/1976
3959311Oxotremorine antagonists
A new class of amino-imide compounds is disclosed in which a 2-oxo-cycloalkylimide group and an amino group are joined by a chain containing acetylenic unsaturation. The compounds are effective to antagonize the tremorogenic effect of oxotremorine and pos...
05/25/1976
39592922-Amino-4,5-dihydropyridine derivatives
4,5-Dihydropyridines bearing an N,N-disubstituted amino group in the 2-position, carbonyl functions in the 3- and 5-positions and being optionally substituted in the 6-position by lower alkyl or phenyl and, in the 4-position by lower alkyl, phenyl, substi...
05/25/1976
3959293Methyl 1-(3,4-dichlorobenzyl)-2,3-dioxoisonipecotate
The title compound is a useful antifungal agent....
05/25/1976
39593093-Amido-1,2,3,4-tetrahydrocarbazoles
3-(Substituted-amino)-1,2,3,4-tetrahydrocarbazoles are prepared by reacting appropriate 4-substituted-aminocyclohexanones with a phenylhydrazine, by reacting a 3-(sulfonyloxy)-1,2,3,4-tetrahydrocarbazole with an appropriate substituted amine, or by reduct...
05/25/1976
3957797Cyclic N-substituted derivatives of 1,4-benzene disulphonamide
Compounds of the formulae: ##SPC1## And the salts thereof with pharmaceutically acceptable cations wherein n and m are each two or three; X is oxygen or sulphur; R2 and R3, when taken separately, are each hydrogen or alkyl having 1 t...
05/18/1976
3957798N-(2,2,6,6-tetramethyl-4-piperidyl) substituted amidothio phosphates
0,0-Bis(aryl)amidothiophosphates, useful as light stabilizers in polyolefins, are those having the formula: ##EQU1## wherein: R is hydrogen, alkyl of 1-12 carbons, or halogen; Ar is phenyl or naphthyl; n is 1 or 2; and R' and R", which may be the sa...
05/18/1976
39578511-Phenyl-4-amino-cyclohex-2-ene-1-carboxylic acid ethyl esters
The invention relates to 1-phenyl-4-amino-cyclohex-2-ene-1-carboxylic-acid-esters of the general formula I ##SPC1## wherein R1 and R2 may be the same or different and may be H, alkyl, hydroxyalkyl, alkenyl, preferably with 1 to ...
05/18/1976
39577962 And 3-substituted-4-(heterocyclic-amino-sulfonyl)benzene sulfonamides
Compounds of the formulae: ##SPC1## And the salts thereof with pharmaceutically acceptable cations wherein R1 is 3-trifluoromethyl, chloro, bromo or fluoro; n and m are each two or three; X is oxygen or sulphur; R2 and R3,...
05/18/1976
39562961-Substituted-4-benzylpiperidines
Novel 1-substituted-4-benzylpiperidines having ଱-substituents on the 4-benzyl moiety useful as antiinflammatory agents, sedatives, and tranquilizers are represented by the formula ##SPC1## Wherein R represents acetyl, aryloxyloweralkyl, aroylloweral...
05/11/1976
3956280Pyrazoline compounds
The invention provides novel pyrazoline derivatives which are useful as optical brighteners....
05/11/1976
39563342-Methyl-2-[4-(4-piperidinophenyl)-phenoxy]-propionic acid 1-methyl-4-piperidyl ester
Piperidines of the formula ##SPC1## Wherein R is --CH2 OH, CO--NR,R2 in which R1 and R2 each are H or alkyl of 1-4 carbon atoms, --NHCH2 CH2 OH, --N(CH2 CH2 OH)2
05/11/1976
39563351-Substituted-4-(2-oxo-1-imidazolidinyl) piperidines
Piperidines of the formula ##SPC1## In which R1 stands for optionally substituted aryl, R2 for hydrogen, lower alkyl, lower alkenyl, acyl or ଱-aryl-lower alkyl, R3 for a free or substituted hydroxyl group, alk for lo...
05/11/1976
3956295Carbazole derivatives
Carbazoles of the formula ##SPC1## Wherein R1 is hydroxymethyl, alkanoyloxymethyl, tetrazolyl, cyano, oximinocarbonyl, aminocarbonyl, carboxyl and salts thereof with physiologically acceptable bases and the esters thereof with physiologica...
05/11/1976
39547794-(4'-Hydroxycyclohexyl)-2,2,6,6-tetramethyl piperidines
A compound having the formula:- ##SPC1## And salts thereof, wherein R1, R2, R3 and R4 are the same or different and each is hydrogen, an alkyl residue having from 1 to 9 carbon atoms, a cycloalkyl residue having...
05/04/1976
3954780Propionic acid derivatives
ଲ-[Benzo(b)thienyl-3]propionic acid derivatives in the form of their amino esters (and salts thereof) are prepared. These compounds have spasmolytic, vasodilatatric, antiserotanic and local anaesthetic activity....
05/04/1976
39547761-[Methylated piperidino(and pyrrolidin-1-yl)]-3-(substituted phenoxy)-2propanols
1-[Methylated piperidino (and pyrrolidin-1-yl)]-3-(substituted phenoxy)-2-propanols of the formula: ##SPC1## Wherein R is a 2-thienylmethyl group, a 2-pyridylmethyl group, a 2-pyridyl group, a tetrahydrofurfuryloxy group, a furfuryloxy group, a 2-thi...
05/04/1976
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