1
Martin C Woodle, Francis J Martin, Annie Yau Young, Carl T Redemann: Liposomes with enhanced circulation time. Liposome Technology, Peter J Dehlinger, May 7, 1991: US05013556 (699 worldwide citation)

A liposome composition which contains between 1-20 mole percent of an amphipathic lipid derivatized with a polyalkylether, as exemplified by phosphatidylethanolamine derivatized with polyethyleneglycol. The derivatized lipid enchances the circulation time of the liposomes severalfold, and this enhan ...


2
Terrence H Pocock, Rick McNorgan, Peter Coumons, Allan Lodberg: Television system for the interactive distribution of selectable video presentations. Cableshare, Burns Doane Swecker & Mathis, May 7, 1991: US05014125 (616 worldwide citation)

An interactive television system employs a telephone connection in a two-way manner to send command signals from a viewer to a central controller to select various presentations and to send the audio portion of such presentations from a central location to individual viewers. When a connection is fi ...


3
James R Scribner, Raymond J Nicholson, Thomas G Brown, Anthony Caracciolo Jr: Tracking system. FaciliTech International Incorporated, Harness Dickey & Pierce, May 7, 1991: US05014206 (418 worldwide citation)

A system used for determining and recording the location of a vehicle during the occurence of predetermined events. The vehicle is equipped with a sensor or sensors which respond to the occurrence of the predetermined events. The sensors are connected to a navigational system which receive positiona ...


4
E Marlowe Goble, W Karl Somers: Soft tissue anchor system. M Reid Russell, May 7, 1991: US05013316 (356 worldwide citation)

A soft tissue anchor involving a footing stud that includes a drill end followed by self tapping threads, the footing stud arranged for turning and tapping into a bone mass. The footing stud for endosteal seating at a ligament attachment site on that bone mass. A center longitudinal hole is arranged ...


5
John K Roberts: Visual signaling apparatus. K W Muth Company, Godfrey & Kahn, May 7, 1991: US05014167 (323 worldwide citation)

A visual signaling apparatus including an enclosure having an aperture, and defining a cavity, a light source for emitting light in predetermined wavelengths borne by the enclosure and positioned in the cavity; and a semi-transparent dichroic mirror borne by the enclosure and disposed in substantial ...


6
Gordon L Edwards Jr: System with software usage timer and counter for allowing limited use but preventing continued unauthorized use of protected software. NCR Corporation, Wilbert Hawk Jr, Albert L Sessler Jr, May 7, 1991: US05014234 (316 worldwide citation)

A method is provided to prevent continued unauthorized use of protected software and to maintain control of sites where software is installed. The method allows unauthorized copies of the protected software to be installed and to operate for a limited time. However, if the user does not register the ...


7
David J Parins, Gerald S Szczech, Demitre M Nicoloff, Steven W Berhow: Bipolar scalpel for harvesting internal mammary artery. Everest Medical Corporation, Haugen and Nikolai, May 7, 1991: US05013312 (292 worldwide citation)

An bipolar electrosurgical instrument especially designed especially for use in freeing and rerouting of the internal mammary artery during coronary bypass surgery. It comprises a rigid pen-like handle having appropriate cut and coag control switches mounted thereon and a bendable tubular extension ...


8
Claude Lemay: R Laborie Medical Corporation, Sherman and Shalloway, May 7, 1991: US05013292 (288 worldwide citation)

A surgical kit is provided, for a urethropexy procedure, comprising at least one needle (comprising a cannula and a trocar), a pair of implants and a tray for supporting and packaging the needle(s) and implants. The kit is sterilizable. A procedure for urethropexy is disclosed which may be carried o ...


9
E Neal Tompkins, Thomas C Arends, Michael W Barry: Video conferencing network. Datapoint Corporation, Baker & Botts, May 7, 1991: US05014267 (283 worldwide citation)

A video conferencing network for providing videos, audio, and data communication between remote video terminals. Each of the video terminals transmits and receives video, audio, and data information through the network. The network includes a central switching network for receiving audio and video i ...


10
Tyler A Lowrey, Randal W Chance, D Mark Durcan, Ruojia Lee, Charles H Dennison, Yauh Ching Liu, Pierre C Fazan, Fernando Gonzalez, Gordon A Haller: Process for fabricating a DRAM array having feature widths that transcend the resolution limit of available photolithography. Micron Technology, Angus C Fox III, Stanley N Protigal, May 7, 1991: US05013680 (281 worldwide citation)

A process for creating a DRAM array having feature widths that transcend the resolution limit of the employed photolithographic process using only five photomasking steps. The process involves the following steps: creation of a half-pitch hard-material mask that is used to etch a series of equidista ...



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