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Patent No. 6368227

Method of swinging on a swing

A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.

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Assignee: Harvard University


Location: Cambridge, MA
No. of patents: 10

NumberTitleIssue Date
7772543System and method for processing nanowires with holographic optical tweezers
A system and method for manipulating and processing nanowires in solution with arrays of holographic optical traps. The system and method of the present invention is capable of creating hundreds of individually controlled optical traps with the ability to manipulate...
08/10/2010
7323346Screening for gestational disorders
The invention relates to methods and compositions for identifying pregnant subjects having, or predisposed to having, gestational diabetes, preeclampsia, and gestational hypertension. The methods are applicable to urine and/or blood samples and can be conducted prio...
01/29/2008
6248564Mutant MHC class I molecules
Methods of generating a conjugate of MHC class I molecule and a compound via a cysteine residue engineered into the 댢-M subunit. Also featured are uses of the conjugates....
06/19/2001
6211370Asymmetric cycloaddition reactions
The present invention relates to a process for stereoselective cycloaddition reactions which generally comprises a cycloaddition reaction between a pair of substrates, each either chiral or prochiral, that contain reactive π-systems, in the presence of a...
04/03/2001
6197515Molecular recognition at surfaces derivatized with self-assembled monolayers
An article suitable for use as a biosensor includes a molecule of a formula X--R--Ch adhered to a surface of the article as part of a self-assembled monolayer. X is a functionality that adheres to the surface, R is a spacer moiety, and Ch is a chelating a...
03/06/2001
6042835Prototype FelV isolates for use in disease models and vaccines
Molecular clones of feline leukemia virus isolates that encode (a) a prototype highly infectious, minimally pathogenic virus, (b) a variant genome that is replication-defective and associated with a fatal immunodeficiency in cats similar to AIDS (FAIDS) o...
03/28/2000
5317452Aligning and attaching a lens to a source of emitted light using light pressure force
A method for the use of light pressure to optically center a lens on a source of emitted light with submicron accuracy. In one aspect the method uses light pressure to optically center a lens on a source of emitted light, where the lens is then fixed in p...
05/31/1994
4900548Use of diethylcarbamazine to enhance antigen-antibody and antigen-host immune cell interactions
This invention relates to the use of diethylcarbamazine (DEC), its analogs, homologs, and pharmaceutically acceptable salts thereof as an antiviral agent. This invention further relates to the use of DEC in in vivo diagnosis to increase antibodies to a pa...
02/13/1990
46737377-acylamino-(or 7-amino)-3-trifluoromethylsulfonyloxy-1-carba(1-dethia)-3-cephem-4-carbo xylic acids and esters thereof
7ଲ-Acylamino-3-trifluoromethylsulfonyloxy-1-carba-3-cephem-4-carboxyli c acid antibiotic compounds, esters and salts thereof, and the corresponding 7-amino and protected 7-amino 1-carbacephalosporins are provided. The 3-trifluoromethylsulfonyloxy-sub...
06/16/1987
4665171Process and intermediates for ଲ-lactam antibiotics
1-Benzyl (or substituted benzyl)-3ଲ-[4(S)-aryloxazolidin-2-one-3-yl]-4ଲ-(2-arylvinyl)azet idin-2-ones are provided via cycloaddition of a 4(S)-aryloxazolidin-2-one-3-ylacetyl halide and an imine formed with a benzylamine and a 3-arylacrole...
05/12/1987
 
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