1
Matthew A Stuck: Device for packaging elongated articles. Modern Mfg Co, Andrus Sceales Starke & Sawall, July 28, 1981: US04280314 (240 worldwide citation)

A device for packaging elongated articles, such as plants and cut flowers, in a protective bag. The device includes a tubular frame having a generally horizontal section and a vertical section which is connected to one end of the horizontal section. A support is carried by the upper end of the verti ...


2
Ioannis V Yannas, Philip L Gordon, Chor Huang, Frederick H Silver, John F Burke: Crosslinked collagen-mucopolysaccharide composite materials. Massachusetts Institute of Technology, Arthur A Smith Jr, David E Brook, July 28, 1981: US04280954 (199 worldwide citation)

Composite materials are disclosed which are formed by contacting collagen with a mucopolysaccharide and subsequently covalently crosslinking the resultant polymer. These composite materials have a balance of mechanical, chemical and physiological properties which make them useful in surgical sutures ...


3
Valentine J Hemmer: Socket and pin contacts for coaxial cable. The Bendix Corporation, Richard V Westerhoff, Raymond J Eifler, Charles D Lacina, July 28, 1981: US04280749 (186 worldwide citation)

An electrical contact for a coaxial cable (3) includes a tubular shell (17, 35) forming an outer contact element (19, 37) and an inner socket (13) or pin (31) type contact element having a pair of laterally spaced resilient fingers (49, 63) housed in a tubular insulator (15, 33). As the tubular insu ...


4
Robert F Zuk, Ian Gibbons, Gerald L Rowley, Edwin F Ullman: Double antibody for enhanced sensitivity in immunoassay. Syva Company, Bertram I Rowland, July 28, 1981: US04281061 (173 worldwide citation)

Method and compositions are provided for performing homogeneous immunoassays. The method involves having a signal producing system, which provides a detectable signal, which system includes a macromolecular member. The determination of the analyte, which is a member of a specific binding pair consis ...


5
Almut F Breazeale: Vulcanizable fluorinated copolymers. E I Du Pont de Nemours and Company, July 28, 1981: US04281092 (150 worldwide citation)

Vulcanizable copolymers of tetrafluoroethylene, perfluoromethyl perfluorovinyl ether and a cyano-substituted perfluorovinyl ether such as perfluoro-(8-cyano-5-methyl-3,6-dioxa-1-octene) and perfluoro-(9-cyano-5-methyl-3,6-dioxa-1-nonene) and elastomeric vulcanizates thereof.


6
Raffaele Conte: Apparatus for magnetic recording of casual events relating to movable means. Fidelman Wolffe & Waldron, July 28, 1981: US04281354 (134 worldwide citation)

The invention consists of an apparatus for recording accidental events relating to movable devices such as automotive vehicles, which events can be sensed by optical observation, and comprises: detecting means for receiving the images of the event and transforming them into electric signals; a signa ...


7
Robert J Cosgrove Jr, Victor F Smolen: System for automatic feedback-controlled administration of drugs. James F Cottone, July 28, 1981: US04280494 (128 worldwide citation)

A system for automatic feedback controlled administration of drugs (SAFCAD) is disclosed for the control of administration of drugs responsive to real-time processed physiological or pharmacological signals. Control apparatus implemented by analog, digital, or optimal-adaptive digital means is descr ...


8
Joseph H Neal, Paul A Reed: Virtual ground MOS EPROM or ROM matrix. Texas Instruments Incorporated, John G Graham, July 28, 1981: US04281397 (121 worldwide citation)

An array of rows and columns of memory cells of the virtual ground type employs a cell layout which has one column line per column instead of requiring extra lines for ground. Half of the column lines are used as outputs and half as ground. One output line and one ground line are selected by improve ...


9
Nicanor P DeMesa III, John E Laabs: Bus collision avoidance system for distributed network data processing communications system. Harris Corporation, Craig and Antonelli, July 28, 1981: US04281380 (119 worldwide citation)

A transmission collision avoidance scheme for a distributed network data processing communication system including a half-duplex communication board coupled to the system bus. In addition to a serial data bus and a clock bus, the system bus is configured to include a busy status line that is monitor ...


10
Glenn W Johnson Jr: Ankle brace. July 28, 1981: US04280489 (116 worldwide citation)

There is provided a generally U-shaped stirrup member having a base portion and a pair of opposed sidewall portions attached to the base portion. A pair of air-inflatable liners or airbags are disposed interiorly of the stirrup member in juxtaposed relation to the sidewall portions, respectively, an ...