1
Santosh K Chandrasekaran: Therapeutic system for administering drugs to the skin. ALZA Corporation, Paul L Sabatine, Edward L Mandell, September 1, 1981: US04286592 (208 worldwide citation)

A bandage for administering drugs to the skin that consists of an impermeable backing layer, a drug reservoir layer composed of drug and a carrier, and a contact adhesive layer by which the bandage is adhered to the skin. The contact adhesive layer controls the rate at which drug is administered and ...


2
Daniel J Paulish, Albert J Meyerhoff, George R Nickett: Method and apparatus for interfacing stations in a multiloop communications system. Burroughs Corporation, Mark T Starr, September 1, 1981: US04287592 (176 worldwide citation)

A multiloop communications system and a method of routing data between stations is disclosed. The communications system has a plurality of interconnected communications loops, each of the loops including a ring-connected set of nodes providing data flow unidirectionally from one node to the next, ea ...


3
Marion F Rudy: Elastomeric cushioning devices for products and objects. Robert C Bogert, Subkow and Kriegel, September 1, 1981: US04287250 (145 worldwide citation)

Devices for packaging and/or cushioning products and objects, the devices including permeable elastomeric sheets sealed together at predetermined locations to form separate and discrete chambers, or intercommunicating chambers, inflated initially with a gaseous medium comprising a gas other than air ...


4
Mototuga Ogawa: Bend angle control for endoscope. Olympus Optical, September 1, 1981: US04286585 (120 worldwide citation)

An endoscope which comprises a distal end portion containing an observation optical system, a flexible tube, a freely bendable section for connecting the distal end portion to the flexible tube and an optical transmission means for conducting an image picked up by the observation optical system to a ...


5
David E Sawyer: Nondestructive method for detecting defects in photodetector and solar cell devices. The United States of America represented by the United States Department of Energy, Paul Devinsky, Michael F Esposito, Richard G Besha, September 1, 1981: US04287473 (111 worldwide citation)

The invention described herein is a method for locating semiconductor device defects and for measuring the internal resistance of such devices by making use of the intrinsic distributed resistance nature of the devices. The method provides for forward-biasing a solar cell or other device while it is ...


6
William S Credle: Dip tube and valve with quick-disconnect coupling for a collapsible container. The Coca Cola Company, Birch Stewart Kolasch & Birch, September 1, 1981: US04286636 (110 worldwide citation)

The present invention is directed to a dip tube and valve with a quick-disconnect coupling for use in combination with a collapsible bag to dispense a liquid product therefrom. The dip tube is extruded or otherwise formed from plastic or other suitable materials and includes at least one channel in ...


7
Yutaka Kawamatsu, Takeshi Fujita: Thiazolidine derivatives. Takeda Chemical, Wenderoth Lind & Ponack, September 1, 1981: US04287200 (99 worldwide citation)

Thiazolidine derivatives of the general formula: ##STR1## [wherein R.sup.1 is alkyl, cycloalkyl, phenylalkyl, phenyl, a five- or six-membered heterocyclic group including one or two hetero-atoms selected from the group consisting of nitrogen, oxygen and sulfur or a group of the formula ##STR2## (whe ...


8
Glenn E Tersteeg, Richard R Harold: Sample tray and carrier for chemical analyzer. Eastman Kodak Company, M S Sales, September 1, 1981: US04287155 (98 worldwide citation)

A tray is adapted to be rotatably mounted on chemical analysis apparatus and to receive a plurality of cups of fluid samples for chemical analysis. The tray is formed of a plurality of discrete arcuate segments independently removable from, and replaceable onto the analysis apparatus to form a circu ...


9
Jan H L Van Linden, Jeffrey B Gorss: Vortex melting system. Aluminum Company of America, Elroy Strickland, September 1, 1981: US04286985 (96 worldwide citation)

An improved method and apparatus for ingesting and melting metal scrap that otherwise tends to float on the surface of a molten melting media. The method includes the steps of providing a supply of the melting media and directing the media from the supply to an upper portion of a receptacle having a ...


10
Eugene J Van Scott, Ruey J Yu: Dithranol compositions stabilized with alpha hydroxyacids. LeBlanc Nolan Shur & Nies, September 1, 1981: US04287214 (96 worldwide citation)

Chemically stable dithranol compositions useful as topical treatment for inflammatory disorders such as psoriasis, eczema and seborrheic dermatitis are disclosed. Incorporation of a certain alpha hydroxyacid as its free acid, lactone, amide or salt form in dithranol containing compositions has been ...