Higuchi Takeru, Nishihata Toshiaki: An orally administered drug form comprising a polar bioactive agent and an adjuvant.. Interx Research, September 23, 1981: EP0036145-A1 (117 worldwide citation)

A drug form is provided for increasing the oral absorption of polar bioactive agents such as xanthines, polyhydroxylic substances, zwitterions, polypeptides and organic anions and related chemical species by the oral administration of said polar bioactive agents in a suitable pharmaceutically accept ...

Surgical retractors. Nat Res Dev, September 23, 1981: GB2071502-A (104 worldwide citation)

Surgical retractors conventionally involve metal jaws used to apply force in a localised manner within the overall periphery of an operation site and this gives rise to several difficulties. It is now proposed that a surgical retractor comprise a flexible closed loop member (20) locatable in an init ...

Chang Shing: Method,vectors and organisms for transported cloned heterologous gene products in bacillus subtilis and e.coli.. Cetus, September 23, 1981: EP0036259-A2 (44 worldwide citation)

A method and a cloning vector are described for the controlled accumulation of cloned heterologous gene products in Bacillus subtilis. The cloning vector is capable of being replicated in B. subtilis and includes the heterologous gene located and oriented such as to be under the control of an operat ...

B-lactam antibiotics containing sulphonic groups. Squibb & Sons, September 23, 1981: GB2071650-A (44 worldwide citation)

b-Lactams have a sulfonic acid substituent SO3M in the 1-position and an amino or protected amino group in the 3-position. The amino compounds may have the formula:- wherein R2 is hydrogen or C1-4alkoxy; R3 and R4 are hydrogen, alkyl, cycloalkyl, phenyl or substituted phenyl, or one of R3 and R4 is ...

Macdiarmid Alan G, Heeger Alan J, Nigrey Paul J: Secondary batteries based on reversible electrochemical doping of conjugated polymers.. University Patents, September 23, 1981: EP0036118-A2 (35 worldwide citation)

Reversible electrochemical doping of conjugated polymers is carried out in an electrochemical cell wherein the polymer to be doped is employed as one or both of the electrodes, and the electrolyte is a compound which is ionizable into ionic dopant species. Upon operation of the cell, the conjugated ...

Kocher Helmut Dr, Bauer Klaus Dr, Donn Gunter Dr, Bieringer Hermann Dr: Synergistic mixtures of phosphinothricine.. Hoechst, September 23, 1981: EP0036106-A2 (34 worldwide citation)

1. Herbicidal compositions which comprise an amount of A) phosphinothricine derivatives of the formula see diagramm : EP0036106,P13,F3 in which R is hydrogen or (C1 -C4 )-alkyl, their salts with acids or bases of phosphinothricyl-alanyl-alanine, in combination with B) inorganic or organic ammonium s ...

Tanitoh Yoshio: Annular heat exchanger.. Hitachi Construction Machinery, September 23, 1981: EP0036213-A1 (32 worldwide citation)

A heat exchanger having a plurality of heat exchanging units (37,38) for different fluids to be cooled, and a blower (22) around which the heat exchanging units (37,38) are arranged. Each heat exchanging unit (37,38) may include tank chambers (24-27) to which a fluid inlet pipe (28,29) and a fluid o ...