1
Richard L Monaghan, Alfred W Alberts, Carl H Hoffman, George Albers Schonberg: Hypocholesteremic fermentation products and process of preparation. Merck & Co, William H Nicholson, Harry E Westlake Jr, November 4, 1980: US04231938 (265 worldwide citation)

Substances isolated after cultivation of a microorganism belonging to the genus Aspergillus in a culture medium comprise a compound designated MSD803 which has the lactone structure: ##STR1## as well as its free hydroxy acid form. Together with salts and esters of the free acid form, these compounds ...


2
George B McConnell: Jukebox polling system. Data Information Systems Corporation, November 4, 1980: US04232295 (183 worldwide citation)

A data acquisition and transmission system for surveying a plurality of remotely location jukeboxes via telephone lines. A data collector, operatively associated with each jukebox, includes a song identification arrangement and storage memory for determining the number of times a particular song is ...


3
Roger E J Gerard: Message signal scrambling apparatus. The Marconi Company, Diller Ramik & Wight, November 4, 1980: US04232193 (179 worldwide citation)

In a message signal scrambling apparatus, the signal is divided into elements, each of one time slot duration, and the elements are re-arranged in order so as to produce a signal scrambled in time. Each element is entered and stored in a charge coupled device, from which is extracted as required to ...


4
Frank B Griswold: Instep protector for safety shoes. Shanley O Neil and Baker, November 4, 1980: US04231170 (175 worldwide citation)

A safety shoe instep guard of compound curvature conforming generally to the shape of the human instep is constructed as an integral part of the shoe or secured to the shoe adjacent at least the lower end of the guard and extends upwardly from the region of the toes. The guard includes a plurality o ...


5
Michael Becker: Device for intramuscular injections, especially of insulin. Frishauf Holtz Goodman & Woodward, November 4, 1980: US04231368 (167 worldwide citation)

A pistol-like casing provides for mounting a tubular holder containing a syringe in the gun barrel portion of the casing so it may be cocked in the withdrawn position against the force of a spring and released by movement of an arresting pawl. Pulling back a trigger advances a push rod that first tr ...


6
John T Boatwright, David G Prince, William F Haskett, Helmut Koch: Special services add-on for dial pulse activated telephone switching office. Summa Four, Cesari & McKenna, November 4, 1980: US04232199 (167 worldwide citation)

A special services add-on specifically adapted for use in a dial pulse activated telephone switching office such as a step-by-step office to enable the addition of various modern features thereto, thereby extending the economic life of the office. The add-on is a stored program, processor based syst ...


7
David W Newton: Safety monitoring circuit for electrosurgical unit. Valleylab, Gerald J Ferguson Jr, Joseph J Baker, November 4, 1980: US04231372 (167 worldwide citation)

A safety monitoring circuit for use in an electrosurgical unit is disclosed. The circuit is useful to indicate a fault in the return path between an RF source and a patient electrode in contact with a patient to prevent electrical burns to the patient that can occur due to improper patient contact w ...


8
Glenn O Mallory Jr: Method of preparing substrate surface for electroless plating and products produced thereby. Richardson Chemical Company, Lockwood Dewey Alex & Cummings, November 4, 1980: US04232060 (140 worldwide citation)

Polyalloy catalytic coating formulations are used for preparing a metallic substrate surface to enhance subsequent plating thereover of nickel, cobalt or polyalloys including nickel or cobalt. At the same time, these catalytic formulations can be rinsed subsequent to their application onto the subst ...


9
Judith C Mroz, Dennis A Thomas: Disposable diaper type garment having wetness indicator. The Procter & Gamble Company, Thomas J Slone, Fredrick H Braun, Richard C Witte, November 4, 1980: US04231370 (130 worldwide citation)

An improved absorbent product, such as a disposable diaper type garment having a wetness indicator disposed between a translucent cover member and an absorbent member. The improvement relates to providing a flexible pH-change/color-change wetness indicator coating on a surface portion of the product ...


10
Eugene N Scarberry: Emergency resuscitation apparatus. Bard & Groves, November 4, 1980: US04231365 (128 worldwide citation)

An emergency resuscitation apparatus is provided by an endotracheal tube having a tracheal obturator and a second expandable cuff for sealing against the pharyngeal tissues to provide an alternate sealing means for respiratory fluids if the blind intubation is not successful. A laryngeal tube passes ...



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