Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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 |
| 6177560 | Process for the preparation of mometasone furoate The invention provides a new process for the preparation of mometasone 17-furoate, a steroid derivative useful in the treatment of inflammatory disease, by direct esterification of the 17 hydroxyl group without prior protection of the free 11 hydroxy func... | 01/23/2001 |
| 5670676 | Process for preparation of 9 -chloro-11ଲ formyloxypregna-3.20-diones Disclosed is a process for producing a compound of the formula: ##STR1## by reacting a compound of the formula: ##STR2## with: (1) a chlorinating reagent selected from an N-chloroimide or an N-chloroamide; (2) an anhydrous strong acid selected f... | 09/23/1997 |
| 5602248 | Process for preparation of 9-chloro-11ଲ-formyloxypregna-3,20-diones Disclosed is a process for producing a compound of the formula: ##STR1## by reacting a compound of the formula: ##STR2## with: (1) a chlorinating reagent selected from an N-chloroimide or an N-chloroamide; (2) an anhydrous strong acid selected f... | 02/11/1997 |
| 5120723 | Method, compositions, and compounds for modulating brain excitability Method, compositions, and compounds for modulating brain excitability to alleviate stress, anxiety, and seizure activity using certain steroid derivatives that act at a newly identified site on the gamma-ammobutyric acid/benzodiazepine receptor-chloride i... | 06/09/1992 |
| 4873233 | 17-Substituted androsta-1,4-dien-3-one derivatives The invention relates to new 17-hydroxy androsta-1,4-diene-3-one derivatives of the following formula ##STR1## wherein each of R and R3, independently, is hydrogen or C1 -C6 alkyl; R1 is hydrogen, halogen o... | 10/10/1989 |
| 4659516 | Steroid derivatives A steroid derivative of the formula: wherein ST is a 7-linked steroid nucleus of the general formula: ##STR1## wherein the double bond(s) between carbon atoms 6 and 7 and/or carbon atoms 8 and 9 are optional; wherein the aromatic ring A may optiona... | 04/21/1987 |
| 4567002 | Process for the preparation of 17-haloethynyl steroids, and novel 17-haloethynyl steroids 17-haloethynyl steroids of the partial formula ##STR1## wherein R1 is hydrogen or methyl, R2 is alkyl of 1-4 carbon atoms, acyl of 1-7 carbon atoms, trimethylsilyl, 2-tetrahydropyranyl, or nitrate, X is bromine or iodine, and V is me... | 01/28/1986 |
| 4558041 | Antiandrogenic 17-substituted steroids 17-substituted steroids of the formula ##STR1## wherein R1 is hydrogen, acyl, alkyl, alkenyl, alkyl or alkenyl interrupted by an oxygen atom, cyclopentyl, or tetrahydropyranyl, R2 is alkyl or alkenyl of 2-6 carbon atoms, X is ... | 12/10/1985 |
| 4464302 | 17-[(Hydroxymethyl)formamido-methylene]-steroids Novel 17-[(hydroxymethyl)formamido methylene]-steroids of the formula ##STR1## wherein R1 is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms optionally substituted with halogen or an oxygen or nitrogen function... | 08/07/1984 |
| 4292251 | 11ଲ-Substituted steroids Novel and biologically active 11ଲ-substituted steroids of the oestrane series are disclosed having the formula ##STR1## wherein (a) R1 is O or (Y)(ଲZ), wherein Y is selected from the group consisting of H, unsaturated al... | 09/29/1981 |
| 4239681 | Androst-4-en-19-ols Derivatives of androst-4-en-19-ol are useful for enhancing libido and related psychic attitudes.... | 12/16/1980 |
| 4139617 | 19-Oxygenated-androst-5-enes for the enhancement of libido The present invention concerns derivatives of 19-oxygenated-androst-5-enes which are useful in the enhancement of libido and related psychic attitudes.... | 02/13/1979 |
| 4108851 | 3ଲ,17-Dihydroxy-5,17-pregn-20-ene-21-carboxylic acid γ-lactone and esters thereof Preparation of 3ଲ,17-dihydroxy-5,17-pregn-20-ene-21-carboxylic acid γ-lactone and esters thereof, the analgesic utility of the esters, and the utility of the diol both as an intermediate and by reason of its antiviral activity ar... | 08/22/1978 |
| 4100276 | Fusidic acid derivatives The invention relates to a new series of fusidic acid derivatives, to salts and easily hydrolyzable esters thereof, to the preparation of these compounds and to pharmaceutical compositions containing the compounds, the new compounds having the general for... | 07/11/1978 |
| 4081537 | Ɗ15 -Steroids and pharmaceutical compositions thereof Ɗ15 -Steroids of the formula ##STR1## wherein R1 is a hydrogen atom, trialkylsilyl or acyl; R2 is ethynyl, chloroethynyl or propinyl; and X is an oxygen atom, ##STR2## or NOR4 wherein R3 is... | 03/28/1978 |
| 4071624 | Androst-4-en-19-ones for the enhancement of libido The present invention concerns androst-4-en-19-ones which are useful in the enhancement of libido and related pyschic attitudes.... | 01/31/1978 |
| 4071625 | 19-Oxygenated-5-androstanes for the enhancement of libido Derivatives of 19-oxygenated-5-androstanes are described which are useful in enhancing the libido and related psychic attitudes in mammals.... | 01/31/1978 |
| 4058539 | 4,6,8(14)-Triene steroids There are provided novel 4,6,8(14)-triene-steroids as well as processes for preparing such compounds. The above compounds are useful as intermediates in the preparation of other steroids, which in turn, may be converted into valuable pharmaceutical agents... | 11/15/1977 |
| 4044004 | Total steroid synthesis employing substituted isoxazole derivatives The novel intermediates and processes of this invention provide a new synthetic route for the preparation of pharmaceutically valuable 19-norsteroids. Further, the intermediates and processes of the invention provide a novel route for the preparation of p... | 08/23/1977 |
| 4036864 | Chemical process Saturated organic compounds containing a hydrogen atom bound to a tertiary carbon atom may be electrophilically fluorinated by reaction with an electrophilic fluorinating agent such as molecular fluorine or trifluoromethyl hypofluorite under conditions wh... | 07/19/1977 |
| 4033988 | Derivatives of 17-hydroxy, 19-norpregn-4-ene-3,20-dione Derivatives of 3,20-diketo-17-hydroxy-19-norpregnene-4 and their method of preparation is described. These compounds are useful as progestationals, pituitary-suppresants, contraceptives, anti-androgens, anti-estrogens, anti-seborrehoeics and inhibi... | 07/05/1977 |
| 4022769 | Androst-4-en-19-ones The present invention concerns derivatives of androst-4-en-19-one which are useful in the enhancement of libido and related psychic attitudes.... | 05/10/1977 |
| 3966713 | 11ଲ-FLUOROANDROSTENES 11ଲ-Fluoroandrostenes of the formula ##SPC1## Wherein R1 and R2 are hydrogen atoms, methylene or another C--C bond; R3 is H or Cl, R4 is H, F or Cl; and X is carbonyl, ଲ-hydroxymethylene, or an ester... | 06/29/1976 |
| 3959322 | Synthesis of 13-alkyl-gon-4-ones The preparation of 13-methylgon-4-enes and novel 13-polycarbonalkylgon-4-enes by a new total synthesis is described. 13-Alkylgon-4-enes having progestational, anabolic and androgenic activities are prepared by forming a tetracylic gonane structure un... | 05/25/1976 |
