Bizarre Patents
A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7112670 | Crystal form The present invention involves a novel crystal form of 17β-hydroxy-7α-(5′-methyl-2′-furyl)-pregna-4,9(11)-dien-3-one-21-carboxylic acid, γ-lactone, having the formula which is an intermediate useful in pre... | 09/26/2006 |
| 6534490 | Unsaturated 14, 15-cyclopropanoandrostanes, method for the production thereof and pharmaceutical preparations containing said compounds Described are new, unsaturated 14,15-cyclopropano-androstanes of general formula (I) and their pharmaceutically acceptable salts, a process for their production and pharmaceutical preparations that contain these compounds. The compounds are characterized ... | 03/18/2003 |
| 6388109 | 14,15-cyclopropano steroids of the 19-norandrostane series, method for the production thereof and pharmaceutical preparations containing said compounds Described are new 14,15-cyclopropano steroids of the 19-norandrostane series of general formula (I) and their pharmaceutically acceptable salts, a process for their production and pharmaceutical preparations that contain these compounds. The compounds are... | 05/14/2002 |
| 6177418 | Tetracyclic triterpenes as cholesterol-lowering and anti-atherosclerosis agents The invention is directed to compounds, compositions and method of preparation of compounds of formulae I and II: ##STR1## wherein X, Q1, Q2, R1 and R2 are as defined by the specification. The compounds are disc... | 01/23/2001 |
| 6043236 | Estrogens Compounds of the formula I ##STR1## a process for their preparation, their use in the treatment of autoimmune disorders as well as new intermediates for their preparation.... | 03/28/2000 |
| 5981744 | Processes for preparation of 9,11-epoxy steroids and intermediates useful therein Multiple reaction schemes, process steps and intermediates are provided for the synthesis of epoxymexrenone, useful as a diuretic, and other 9,11-epoxy-steroids.... | 11/09/1999 |
| 5723455 | Antiandrogenic agents and related pharmaceutical compositions and methods of use Novel antiandrogenic agents are provided. An exemplary group of compounds has the structural formula (I) ##STR1## wherein R1 through R10, a and b are as defined herein. Pharmaceutical compositions and methods for using the compo... | 03/03/1998 |
| 5523298 | Progestationally active 19,11-bridged 4-estrenes In this invention, the new etheno- and ethano-19,11-bridged 4-estrenes of general formula I ##STR1## are described, in which W, R1, R2, R6a, R6b, R7, R14, R15, R16 | 06/04/1996 |
| 5478956 | 8-En-19 11 ଲ-bridged steroids, their production and pharmaceutical preparations containing them 8-En-19,11ଲ-bridged steroids of general formula I ##STR1## that have the 8,9-double bond as a new structural feature, and a process for their production are described. The substituents R1 R4 -Y, R4' -Y.sup.', X ... | 12/26/1995 |
| 5426179 | Steroid compounds active on the cardiovascular system Steroid compounds active on the cardiovascular system of formula ##STR1## wherein X, n, R, R1 and R2 have the meanings mentioned in the description are described.... | 06/20/1995 |
| 5319115 | Method for making 3-hydroxy, 3ଲ-substituted-pregnanes This invention provides a simplified method for converting pregnan-3,20-dione compounds to 3-hydroxy,3ଲ-substituted-pregnanes. By selective use of reagents the unprotected dione is converted chemoselectively and diastereoselectively into... | 06/07/1994 |
| 5272140 | 11-aryl steroid derivatives The invention relates to 11-aryl steroid derivatives, having the structure ##STR1## wherein: R1, R2, R3, and R4 are as described in the specification and to processes for their preparation and to pharmaceutical... | 12/21/1993 |
| 5182381 | Intermediates for 3-keto-19-nor-Ɗ4,9 -steroids Novel 3-keto-19-nor-Ɗ4,9 -steroids of the formula ##STR1## and their non-toxic, pharmaceutically acceptable acid addition salts possessing a remarkable antiglucocorticoidal activity.... | 01/26/1993 |
| 5128464 | 6,6-ethyl enedioxy-22R-hydroxy-2R,3S-isopropylidendioxy-5-cholst-23-yne 6,6-Ethylenedioxy-22R-hydroxy-2R,3S-isopropylidenedioxy-5-cholest-23 -yne, useful as an intermediate for the synthesis of brassinolide.... | 07/07/1992 |
| 5084450 | Novel steroids Compounds of the formula ##STR1## wherein .dbd.X is .dbd.O or ##STR2## R is hydrogen or acyl of an organic carboxylic acid of 1 to 12 carbon atoms, the wavy lines indicate the - or ଲ-position, the dotted line in the 17-position... | 01/28/1992 |
| 5043332 | Novel 11ଲ-substituted -19-nor-steriods Novel 19-nor-steroids of the formula ##STR1## wherein R1 is an organic group of 1 to 18 carbon atoms optionally containing at least one heteroatom with the atom immediately adjacent the 11-carbon atom being carbon, R2 is a hydro... | 08/27/1991 |
| 5001119 | 16-substituted androstanes and 16-substituted androstenes Compounds of the formula: ##STR1## are useful as anti-cancer, anti-obesity, anti-diabetic, anti-coronary agents, anti-aging agents, anti-hypolipidemic agents and anti-autoimmune agents.... | 03/19/1991 |
| 4987128 | Novel 10ଲ-alkynyl-steroids Novel 10ଲ-alkynyl-steroids of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, optionally substituted alkyl and alkoxy of 1 to 8 carbon atoms, optionally substituted alkenyl and alkynyl of 2 to 8 carbon atoms, o... | 01/22/1991 |
| 4970205 | Sulfonic acid substituted aromatic steroids as inhibitors of steroid 5--reductase Invented are sulfonic acid substituted analogues of steroidal synthetic compounds, pharmaceutical compositions containing these compounds, and methods of using these compounds to inhibit steroid 5--reductase, including using these compounds to redu... | 11/13/1990 |
| 4474702 | [16,17-a]Cyclopentano pregnenes Antiinflammatory activity is exhibited by pregnenes having the structural formula ##STR1## wherein R1 is hydrogen, hydroxy, halogen, or acyloxy; R2 and R3 are each hydrogen, R2 and R3 are each methyl,... | 10/02/1984 |
| 4310511 | Sunscreen compositions containing Ɗ5,7 steroidal dienes A sunscreening composition which comprises a sunscreening amount of an opacifying agent and a therapeutic amount of a Ɗ5,7 steroidal diene which is non-hydroxylated at any of positions 1; 1,25; 1,24,25 or 1,25,26 thereof.... | 01/12/1982 |
| 4297350 | Male contraceptive steroids and methods of use The steroids of the present invention have been found to be useful as male contraceptives when administered orally. Upon cessation of administration of the male contraceptive steroids of the present invention the male promptly regains normal fertility.... | 10/27/1981 |
| 4263290 | Novel 19-nor-steroids Novel 19-nor-steroids of the formula ##STR1## wherein R1 and R2 taken together form a cycloalkyl of 3 to 8 carbon atoms or are individually selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and alkenyl... | 04/21/1981 |
| 4079054 | 7-Halogeno-3-oxo-1,4-pregnadiene-21,17ଲ-carbolactones and related compounds Described are 3-oxo-7-halogeno-17-1,4-pregnadiene-21,17ଲ-carbolactone s and compounds related thereto, i.e. 2',3'-tetrahydrofuran-2'-spiro-17(7-halogeno-1,4-androstadie ne-3-ones) and (17R)-spiro-[7-halogen... | 03/14/1978 |
| 3968132 | (17R)-Spiro-[androstane-17,1'-cyclobutan]-2'-ones, methods for their manufacture and intermediates useful therein (17R)-Spiro-[androstane-17,1'-cyclobutan]-2'-ones are prepared by the reaction of a 17-oxo androstane, wherein all other ketones are blocked, with a cyclopropylarylsulfide or with a cyclopropylarylsulfonium salt having a non-nucleophilic anion, in an orga... | 07/06/1976 |
