1
Brent M Lok, Celeste A Messina, Robert L Patton, Richard T Gajek, Thomas R Cannan, Edith M Flanigen: Crystalline silicoaluminophosphates. Union Carbide Corporation, Richard G Miller, April 3, 1984: US04440871 (773 worldwide citation)

A novel class of crystalline microporous silicoaluminophosphates is synthesized by hydrothermal crystallization of silicoaluminophosphate gels containing a molecular structure-forming templating agent. The class comprises a number of distinct species, each with a unique crystal structure. The compos ...


2
Ebtisam Wilkins: Membrane electrode for non-ionic species. University Patents, George M Yahwak, April 3, 1984: US04440175 (287 worldwide citation)

Concentrations of non-ionic species in aqueous media are measured as a function of potentiometric or polarographic response, employing a membrane electrode selective for the non-ionic species being measured. The electrode comprises a conductive substrate and a membrane formed as a layer on the condu ...


3
Edward R Wells, Thomas A Hensler: Wet-microcontracted paper and concomitant process. The Procter & Gamble Company, Thomas J Slone, Fredrick H Braun, Richard C Witte, April 3, 1984: US04440597 (285 worldwide citation)

High bulk, absorbent paper having a relatively high MD elongation at rupture, and a substantially greater stress/strain modulus in the lowest one-third of its range of MD extensibility--preferably when wet--than equally machine-direction-stretchable, purely dry-foreshortened (e.g., dry-creped) paper ...


4
Julianne Glowacki, Bruce B Pharriss: Osteogenic composition and method. Collagen Corporation, President and Fellows of Harvard College, Ciotti & Murashige, April 3, 1984: US04440750 (189 worldwide citation)

A plastic dispersion of demineralized bone powder and reconstituted native atelopeptide collagen fibers in a continuous aqueous phase having a substantially physiologic pH and ionic strength is used to repair or construct bone by injecting or implanting it at the repair or construction site. Once em ...


5
Frederick W Sanders, Gary F Hillenbrand, Jonathan S Arney, Richard F Wright: Photocopy sheet employing encapsulated radiation sensitive composition and imaging process. Mead Corporation, Biebel French & Nauman, April 3, 1984: US04440846 (179 worldwide citation)

An imaging system in which images are formed by image-wise exposing a layer containing a chromogenic material and a photosensitive composition in which at least the photosensitive composition is encapsulated in a layer of pressure rupturable capsules. Exposure and capsule rupture renders the chromog ...


6
Efim V Kreinin, Kirill N Zvyagimtsev, Nikolai A Fedorov: Method of underground fuel gasification. Vesojuzny Nauchno Issledovatelsky Institut Ispolzovania Gaza V Narodnom Khozyaistve I Podzemnogo Khranenia Nefti Nefteproduktov I Szhizhennykh Gazov, Steinberg and Raskin, April 3, 1984: US04440224 (179 worldwide citation)

For mining combustible minerals a plurality of boreholes are drilled in a gasifiable seam, e.g., in a coal bed, said boreholes 1 through 4 being intercommunicated by a number of gasification ducts. Then the combustible mineral is initiated to fire, and an oxygen-containing blast gas is blown through ...


7
Thomas E Clarke, William R Peterson, Mark G Parker: Shock attenuating outer sole. Nike, Banner Birch McKie & Beckett, April 3, 1984: US04439936 (169 worldwide citation)

An outer sole for an athletic shoe is disclosed. The outer sole includes a base formed of a relatively thin resilient material and having a heel section, an arch section, a forefoot section, a toe section, an upper major surface and a lower major surface. A plurality of discrete traction elements ex ...


8
Donald Golden, Robert B Duncan: Surgical clip applying instrument. Ethicon, Robert L Minier, April 3, 1984: US04440170 (169 worldwide citation)

A pistol-type surgical instrument for applying ligating clips to blood vessels and other tubular ducts in remote locations which are substantially inaccessible to conventional forceps-type appliers. Tubular jaw assemblies of various lengths may be mounted on the pistol-grip handle of the instrument, ...


9
Veikko R Saari: Amplifier with controlled gain. Bell Telephone Laboratories Incorporated, Volker R Ulbrich, April 3, 1984: US04441080 (160 worldwide citation)

Amplifier gain is varied in response to a control voltage by a switched capacitor variable transconductance feedback network. First and second capacitors are connected in series between the input and the output of an operational amplifier. The input side of the first capacitor is switched by a first ...


10
Vince Genatempo, Frank Karrasch: Antibacterial protective cap for connectors. Baxter Travenol Laboratories, Paul C Flattery, Garrettson Ellis, Thomas A Kmiotek, April 3, 1984: US04440207 (145 worldwide citation)

An article of manufacture and a method are provided where a protective cap for a connector provides antibacterial effect to the connector by fixedly lining a chamber of the protective cap with an absorbent material retaining an antiseptic. By mating a skirt on the protective cap with a corresponding ...