1
Higuchi Takeru, Leeper Harold M: Drug-delivery device with stretched, rate-controlling membrane. Alza Corporation, January 16, 1973: US3710795 (363 worldwide citation)

Drug-delivery device for releasing drug at a controlled rate for a prolonged period of time is formed from a solid inner matrix material having drug dispersed therethrough. Surrounding the inner matrix is an intimately contacting outer polymeric membrane, insoluble in body fluids, which contracts ab ...


2
Alfrey Jr Turner, Schrenk Walter J: Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light. The Dow Chemical Company, January 16, 1973: US3711176 (341 worldwide citation)

Highly reflective colored plastic film is prepared from transparent plastics having no pigment or inorganic material by forming the film from a number of layers of different thermoplastic materials which differ in refractive index and the layer thicknesses are from about 0.05 micron to about one mic ...


3
Fulwyler Mack J, Steinkamp John A, Coulter James R: Multisensor particle sorter. January 16, 1973: US3710933 (191 worldwide citation)

An apparatus for rapidly and automatically analyzing and sorting minute particles on the basis of certain preselected characteristics. Particles flow in suspension through a flow chamber having multiple sensing means to detect preselected physical or chemical characteristics of each particle and the ...


4
Batcher Kenneth E: Determination of number of ones in a data field by addition. Goodyear Aerospace Corporation, January 16, 1973: US3711692 (138 worldwide citation)

An arrangement for counting the number of a given data such as ones in a data field. The system employs full adders which count the number of ones in basic three element subsets of the data field. Additional full adders total the results of the first series of full adders and also count any addition ...


5
Ersek Robert A: Method of repairing bone fractures with expanded metal. The Regents of the University of Minnesota, January 16, 1973: US3710789 (112 worldwide citation)

A method of repairing fractures of the bone utilizing expanded metal or similar openwork metal sheeting as a fracture fixation device. Where possible the sheeting is wrapped around the bone, extending on opposite sides of the fracture site, and fastened. For other fractures a strip of the sheet mate ...


6
Metzger James B: Method for the utilization of organic waste material. January 16, 1973: US3711392 (100 worldwide citation)

Biodegradable waste materials are utilized by forming a suspension in a fermentation tank of comminated waste materials mixed with a microbiological system of a plurality of selected types of microorganisms under conditions to decompose the waste materials. After sufficient microbial metabolic actio ...


7
Madzsar George C, Kozma Otto: Streamlined vehicle configuration. White Motor Corporation, January 16, 1973: US3711146 (99 worldwide citation)

A tractor-trailer combination is streamlined by a tunnel-like air shield between the tractor cab and trailer to effect a smooth continuous body configuration. The air shield is a telescoping self-supporting structure, the length of which can be easily adjusted for the various spacings of different t ...


8
Arnold James F: Apparatus for pressure testing annular seals in an oversliding connector. HydroTech Services, January 16, 1973: US3711123 (96 worldwide citation)

A connector housing having axially spaced apart radially deformable annular seals is slidably positioned over the end of a pipe and the seals are actuated by an hydraulically generated force into sealing engagement between the housing and the pipe. A pressurized fluid is then introduced into the hou ...


9
Marsan Mario S: Disposable diaper. The Proctor & Gamble Company, January 16, 1973: US3710797 (94 worldwide citation)

A disposable diaper is provided with a plurality of scored fold lines arranged in a symmetrical, complex pattern including a central dividing line so that the diaper can be folded on itself prior to use. Four pairs of inwardly directed folds originate from the side edges of the diaper to define two ...


10
Bauer Fritz: Continuously adjustable lifting devices. January 16, 1973: US3711054 (89 worldwide citation)

A device for the stepless height adjustment of the seat surface member of a chair, stool or the like using a fluid spring member with a tubular housing which simultaneously serves as a part of the supporting column of the chair, stool or the like, the piston rod of the fluid spring member extending ...