James E Summerton, Dwight D Weller: Uncharged morpholino-based polymers having achiral intersubunit linkages. Anti Gene Development Group, Peter J Dehlinger, Gary R Fabian, July 23, 1991: US05034506 (680 worldwide citation)

A polymer composition is disclosed composed of morpholino subunit structures which are linked together by uncharged, achiral linkages. These linkages are one to three atoms in length, joining the morpholino nitrogen of one subunit to the 5' exocyclic carbon of an adjacent subunit. Each subunit conta ...

Henry Von Kohorn: System for evaluation and rewarding of responses and predictions. Perman & Green, July 23, 1991: US05034807 (633 worldwide citation)

A system and method for evaluating responses to broadcast programs, such as television programs, includes an instructional signal modulated onto a signal transmitted concurrently with the television program, or time-multiplexed with a television. At each of a plurality of remote receiving stations, ...

Yu Chin Lai, Louis J Baccei: Novel prepolymers useful in biomedical devices. Bausch & Lomb Incorporated, Christopher E Blank, Craig E Larson, Salvatore P Pace, July 23, 1991: US05034461 (331 worldwide citation)

A novel polyurethane based prepolymer useful in biomedical devices which provides high oxygen permeability and superior physical properties.

Isao Murase, Akinobu Moriyama, Takao Ito, Akira Shimozono: Device for measuring concentration of nitrogen oxide in combustion gas. Nissan Motor Company, Lowe Price LeBlanc & Becker, July 23, 1991: US05034112 (298 worldwide citation)

For use on automobiles, the invention provides a compact device for measuring the concentration of a nitrogen oxide in a combustion gas such as an exhaust gas of an internal combustion gas. The device has an ion pumping cell using an oxygen ion conductive solid electrolyte to adjust the partial pres ...

Winfried Denk, James P Strickler, Watt W Webb: Two-photon laser microscopy. Cornell Research Foundation, Jones Tullar & Cooper, July 23, 1991: US05034613 (287 worldwide citation)

A laser scanning microscope produces molecular excitation in a target material by simultaneous absorption of two photons to thereby provide intrinsic three-dimensional resolution. Fluorophores having single photon absorption in the short (ultraviolet or visible) wavelength range are excited by a str ...

Michi E Garrison, Timothy R Machold: Method of repairing a damaged blood vessel with an expandable cage catheter. Advanced Cardiovascular Systems, Fulwider Patton Lee & Utecht, July 23, 1991: US05034001 (273 worldwide citation)

A vascular catheter having an expandable cage mounted on the distal end of a tubular member which is radially expanded and contracted by means of a control wire which is secured to the distal end of the expandable cage. The control wire extends through a first inner lumen within the tubular member w ...

Robert M Podoloff, Michael H Benjamin, Jay Winters, Robert F Golden: Flexible tactile sensor for measuring foot pressure distributions and for gaskets. Tekscan, Wolf Greenfield & Sacks, July 23, 1991: US05033291 (237 worldwide citation)

A force and pressure sensor is provided having two sets of parallel electrodes which are positioned facing one another and arranged so that electrodes of one set cross the electrodes of the second set at an angle to create a plurality of electrode intersections. Pressure-sensitive resistive material ...

Mark S Wrighton, Henry S White Jr, Gregg P Kittlesen: Molecule-based microelectronic devices. Massachusetts Institute of Technology, Kilpatrick & Cody, July 23, 1991: US05034192 (235 worldwide citation)

Several types of new microelectronic devices including diodes, transistors, sensors, surface energy storage elements, and light-emitting devices are disclosed. The properties of these devices can be controlled by molecular-level changes in electroactive polymer components. These polymer components a ...

Douglas V Carter: Method of packaging and sterilizing a pharmaceutical product. Entravision, Rhodes Coats & Bennett, July 23, 1991: US05033252 (211 worldwide citation)

A method of filling, sealing and sterilizing a pharmaceutical package including a polypropylene bottle containing a balanced salt solution includes the steps of filling each bottle to maximum capacity to exclude residual air, the introduction of a silicone rubber gasket into the bottle cap to absorb ...

Richard A Jorgensen, Carolyn A Napoli: Genetic engineering of novel plant phenotypes. DNA Plant Technology Corporation, Townsend and Townsend, July 23, 1991: US05034323 (198 worldwide citation)

Methods are provided for producing plants exhibiting one or more desired phenotypic traits. In particular, transgenotes are selected that comprise a DNA segment operably linked to a promoter, wherein transcription products of the segment are substantially homologous to corresponding transcripts of e ...