John G Lert Jr, Peter W Lert, John F Cornelius: Broadcast program identification method and system. Walter M Dotts Jr, October 28, 1980: US04230990 (663 worldwide citation)

An automated method and system for identifying broadcast programs wherein a pattern recognition process is combined with a signalling event which acts as a trigger signal. At least one such trigger, or "cue" signal, occurs with each broadcast of every program which is to be identified; and these sig ...

Jay M S Henis, Mary K Tripodi: Multicomponent membranes for gas separations. Monsanto Company, Norman L Balmer, Howard C Stanley, James W Williams Jr, October 28, 1980: US04230463 (349 worldwide citation)

Multicomponent membranes for gas separation are disclosed which are effective for separating at least one gas from gaseous mixtures by permeation wherein the multicomponent membranes are comprised of a coating in occluding contact with a porous separation membrane. The multicomponent membranes advan ...

Gerald O Crowther, Terence A Douglas, Howard M Farmer: Remote control system capable of transmitting the information with the aid of an infra red beam using PPM or an ultrasonic beam using PDM. U S Philips Corporation, Thomas A Briody, William J Streeter, Edward W Goodman, October 28, 1980: US04231031 (220 worldwide citation)

A remote control system for TV receiver control. The system uses infra-red transmission to trasmit an infra-red data pulse on each edge of a pulse duration signal comprising a coded pattern of binary 0 and 1 bits which are formed by pulses of respective different lengths. The original pulse duration ...

Rury R Holman, Robert C Turner: Automatic lancet. Cushman Darby & Cushman, October 28, 1980: US04230118 (198 worldwide citation)

An automatic lancet device for use in pricking a patient's skin to yield a blood sample. The device comprises an arm pivoted at one end in a housing and protruding therefrom at its other end through an arcuate slot in the housing, the outer end of the arm being formed outside the housing as a carrie ...

William A Brastad, Nelson J Beall: Method and material for prepackaging food to achieve microwave browning. General Mills, Gene O Enockson, L MeRoy Lillehaugen, October 28, 1980: US04230924 (192 worldwide citation)

The food package includes a flexible wrapping sheet of dielectric material, such as polyester or paperboard, capable of conforming to at least a portion of the article of food's shape. The dielectric wrapping sheet has a flexible metallic coating thereon, such as aluminum, in the form of a relativel ...

Irvin F Hawkins Jr: Needle sheath complex and process for decompression and biopsy. Anthony T LoPucki, October 28, 1980: US04230123 (155 worldwide citation)

A needle sheath complex and related process for external use of the complex for decompressing or sampling tissue within a multitude of areas in human and animal bodies.

Andrew E Senyei, Kenneth J Widder: Method of magnetic separation of cells and the like, and microspheres for use therein. Northwestern University, Tilton Fallon Lungmus & Chestnut, October 28, 1980: US04230685 (146 worldwide citation)

Magneticaly-responsive microspheres having Protein A associated with the outer surfaces thereof are reacted with antibodies selective to the cells, bacteria, or viruses to be separated from a mixed population to attach the antibodies in oriented relation with their Fab arms extending outwardly, and ...

Louis Sair, Ralph A Sair: Encapsulation of active agents as microdispersions in homogeneous natural polymeric matrices. Griffith Laboratories U, Kegan Kegan & Berkman, October 28, 1980: US04230687 (138 worldwide citation)

A method for effectively encasing an active agent such as a chemical compound, a seasoning, a flavoring, or a nutrient such as vitamins and minerals, including liquids, as a time-stable but releasable dispersion in a homogeneous polymeric encapsulating matrix of a modified starch, a gum or a protein ...

Tsutomu Isaka, Maki Matsuo, Yukinobu Miyazaki: Heat sealable laminated propylene polymer packaging material. Toyo Boseki Kabushiki Kaisha, Jones Tullar & Cooper, October 28, 1980: US04230767 (136 worldwide citation)

A packaging material having an excellent seal packaging property, which comprises (A) a base layer consisting of a stretched film made of a polymer composition comprising a propylene polymer and (B) a surface layer consisting of a stretched film made of a polymeric mixture comprising a polymer blend ...

Harry H LeVeen: Radio frequency, electromagnetic radiation device having orbital mount. Brooks Haidt Haffner & Delahunty, October 28, 1980: US04230129 (127 worldwide citation)

A method and apparatus for treating tumors, both benign and malignant, involving radio frequency heating of the tumor within the body of the animal host, the method comprising precisely locating and monitoring the tumor to be treated and so positioning radio frequency apparatus that sufficient energ ...