Marvin H Caruthers, Mark D Matteucci: Process for preparing polynucleotides. University Patents, George M Yahwak, July 3, 1984: US04458066 (892 worldwide citation)

New and useful intermediate nucleotides bound to an inorganic polymer support, including the preparation thereof, and processes for the conversion to oligonucleotides which are especially useful for the synthesis of polynucleotides, particularly ribonucleic (RNA) and deoxyribonucleic acids (DNA).

Gordon Uchenick: Apparatus and method for preventing unauthorized use of computer programs. Penta, Pollock Vande Sande & Priddy, July 3, 1984: US04458315 (300 worldwide citation)

An apparatus and method for detecting and preventing the unauthorized use of computer programs. The program to be protected is arranged to store first key information and a key means which is physically separate from the program is provided to the customer with each program which is sold. The key me ...

Raymond S Kasevich, Myer Kolker, Arthur S Dwyer: In situ radio frequency selective heating system. Raytheon Company, Walter F Dawson, Richard M Sharkansky, Joseph D Pannone, July 3, 1984: US04457365 (294 worldwide citation)

The process and apparatus for extracting the products of kerogen in situ from an oil shale body by supplying energy selectively to the kerogen by high frequency electric fields in the frequency range between 100 kilohertz and 1000 megahertz at an intensity which heats the kerogen to a temperature ra ...

George R Hoekstra, John M Forgac: Transient response process for detecting in situ retorting conditions. Standard Oil Company, Thomas W Tolpin, William T McClain, William H Magidson, July 3, 1984: US04457374 (233 worldwide citation)

A process is provided for determining retorting conditions in an in situ oil shale retort. In the process, the thickness of the hot shale zone is determined by monitoring the off gases in response to changing the feed conditions, such as the temperature or flow rate, of the feed gas. The location an ...

Maxwell Gordon, Irwin J Pachter: Prevention of analgesic abuse. Bristol Myers Company, Richard R Lloyd, July 3, 1984: US04457933 (196 worldwide citation)

This invention concerns a method for decreasing both the oral and parenteral abuse potential of strong analgetic agents such as oxycodone, propoxyphene and pentazocine by combining an analgesic dose of the analgetic agents with naloxone in specific, relatively narrow ranges. Oxycodone-naloxone compo ...

Christian Mueller Schloer: Method and apparatus providing registered mail features in an electronic communication system. Siemens Corporation, Karl F Milde Jr, July 3, 1984: US04458109 (191 worldwide citation)

The method and the apparatus provide a security feature in an electronic communication system which contains a first and a second terminal and a communication network. The first terminal is designed for sending a message to the second terminal. A security service station is provided to communicate w ...

Anthony C B Molteno: Device for draining aqueous humour. Sughrue Mion Zinn Macpeak and Seas, July 3, 1984: US04457757 (190 worldwide citation)

Ridged plates, concave on one side, match the curvature of the sclera of an eyeball to which they are fitted in side by side fashion. The plates each include an outwardly projecting ridge encompassing a space. A first tube extends between the plates to communicate the spaces and a second tube commun ...

William T Stillwell: Bone cutting device for total knee replacement. Finnegan Henderson Farabow Garrett & Dunner, July 3, 1984: US04457307 (177 worldwide citation)

A device for enabling a surgeon to make bone cuts in performing total knee surgery which includes a femoval assembly adapted to be mounted on a femur, and a carriage assembly connected to the femoval assembly and pivotally adjustable relative thereto about two axes which are transverse to each other ...

Marc Bellotti, Robert Flagler: Shield for connectors. Baxter Travenol Laboratories, Paul C Flattery, Garrettson Ellis, July 3, 1984: US04457749 (139 worldwide citation)

In a fluid flow set defining connector means at one end of a length of tubing for forming a sealed essentially aseptic connection with the second connector to permit fluid transfer through the joined connectors. The improvement of a flexible, tubular shield member threaded about the length of tubing ...

Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant article. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Kenneth E Stroup, July 3, 1984: US04457985 (137 worldwide citation)

Articles such as vests, helmets and structural elements containing a network of ultrahigh molecular weight, high strength, high modulus polyethylene or polypropylene fibers. The fibers, and especially polyethylene fibers of 15, 20, 25, 30 or more g/denier tenacity, and 300, 500, 1,000, 1,500 or more ...