Arun A Patil: Artificial intervertebral disc. Zarley McKee Thomte Voorhees & Sease, January 12, 1982: US04309777 (720 worldwide citation)

An artificial intervertebral disc for implantation in the disc space after the removal of a diseased or damaged cervical intervertebral is described and comprises upper and lower disc portions having a plurality of springs positioned therebetween to yieldably urge the disc portions away from each ot ...

Stephen T Wilson, Brent M Lok, Edith M Flanigen: Crystalline metallophosphate compositions. Union Carbide Corporation, Richard G Miller, January 12, 1982: US04310440 (487 worldwide citation)

A novel family of crystalline, microporous aluminophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures of aluminophosphate gels containing a molecular structure-forming template. The family comprises a number of distinct species, each with a unique crystal s ...

Claire A Berglund, Paul D Rosso: Pressure-sensitive adhesive having a broad spectrum antimicrobial therein. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, Gary L Griswold, January 12, 1982: US04310509 (229 worldwide citation)

A composition and a process for making the same is provided wherein a chemical and storage stable pressure-sensitive adhesive has homogeneously dispersed therein a broad-spectrum antimicrobial agent. When the composition is placed in contact with the skin, it uniformly and controllably releases the ...

Ronald P Grunwald: Cardiovascular cannula. Wells St John & Roberts, January 12, 1982: US04309994 (221 worldwide citation)

A bifurcated venous return cannula assembly is described for insertion into the vena cavae through a single incision in the right atrium. The cannula includes a single outward tube that is bifurcated at an inward end, forming two normally diverging flexible branches. The tube branches diverge natura ...

Frederick F Buechel, Michael J Pappas: New Jersey meniscal bearing knee replacement. Biomedical Engineering, Carella Bain Gilfillian & Rhodes, January 12, 1982: US04309778 (195 worldwide citation)

A prosthesis for the surgical replacement of a dysfunctional knee joint. The prosthesis includes a tibial platform, one or two tibial bearing inserts, and a femoral component.

Frank T Check Jr: Computer accessing system. Pitney Bowes, David E Pitchenik, William D Soltow Jr, Albert W Scribner, January 12, 1982: US04310720 (179 worldwide citation)

A communications link between a computer and a remote user is effected by a portable access unit which generates a nonrecurring access code which is a function of a password and a pseudorandomly generated number. The access code is transmitted and compared with an access code generated by a computer ...

George Albers Schonberg, Hyman Wallick, Robert E Ormond, Thomas W Miller, Richard W Burg: Novel substances and process for their production. Merck & Co, David L Rose, Harry E Westlake, January 12, 1982: US04310519 (166 worldwide citation)

Novel compounds are produced by the fermentation of a nutrient medium with the previously undescribed microorganism Streptomyces avermitilis. They may be isolated by solvent extraction and chromatographic fractionation techniques. The compounds, which are described generically as C-076 have signific ...

John J Lawser: Method of processing special service telephone calls. Bell Telephone Laboratories Incorporated, F W Padden, J W Herndon, January 12, 1982: US04310727 (157 worldwide citation)

A method is disclosed of processing telephone calls with customized services in a telephone system with CCIS (Common Channel Interoffice Signaling) in which all offices are not required to have CCIS capability. The entitlement of a call to customized service is verified by transmitting from an actio ...

Harold J Manley, Joseph de Lellis Jr: Half duplex integral vocoder modem system. The United States of America represented by the Secretary of the Army, Nathan Edelberg, Jeremiah G Murray, Edward Goldberg, January 12, 1982: US04310721 (157 worldwide citation)

Disclosed is a system whereby in a transmit mode analog speech is sampled d converted digitally to 12 bits of accuracy and then fed into a fast Fourier transform (FFT) processor which analyzes the speech into spectral and pitch parameters. These parameters are then quantized into a data stream which ...

Jean Pierrat: Sighting device for rear firing on combat aircraft. Avions Marcel Dassault Breguet Aviation, William J Daniel, January 12, 1982: US04310851 (155 worldwide citation)

An aircraft is equipped with a rearwardly pointed television camera connected to an electronic receiver situated in front of the pilot. The image provided by the camera at the receiver appears in mirror reversed inverted or symmetrically opposite position, in order that the maneuvers required for re ...