Patents by Inventor Anna-Lena Ask

Anna-Lena Ask has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Compounds with analgesic and local anaesthetic effect

Patent number: 5968953

Abstract: New compounds of the formula (A) ##STR1## a process for their preparation and their use in the manufacture of pharmaceutical preparations. The new compounds have both local anaesthetic and analgesic effect.

Type: Grant

Filed: April 22, 1998

Date of Patent: October 19, 1999

Assignee: Astra AB

Inventors: Anna-Lena Ask, Lars-Inge Olsson, Rune Sandberg
Compounds with analgesic and local anaesthetic effect

Patent number: 5756520

Abstract: New compounds of the formula (A) ##STR1## a process for their preparation and their use in the manufacture of pharmaceutical preparations. The new compounds have both local anaesthetic and analgesic effect.

Type: Grant

Filed: March 24, 1995

Date of Patent: May 26, 1998

Assignee: Astra AB

Inventors: Anna-Lena Ask, Lars-Inge Olsson, Rune Sandberg
Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation

Patent number: 5360805

Abstract: Compounds of the formula IV for use as local anaesthetica and analgetica, as well as a method for their preparation, their pharmaceutical preparations and their use.

Type: Grant

Filed: July 12, 1993

Date of Patent: November 1, 1994

Assignee: Aktiebolaget Astra

Inventors: Anna-Lena Ask, Rune V. Sandberg
Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation

Patent number: 5227389

Abstract: Compounds of the formula IV for use as local anesthesia and analgesia, as well as a method for their preparation, their pharmaceutical preparations and their use.

Type: Grant

Filed: December 21, 1990

Date of Patent: July 13, 1993

Assignee: Aktiebolaget Astra

Inventors: Anna-Lena Ask, Rune V. Sandberg

Compounds with analgesic and local anaesthetic effect

Compounds with analgesic and local anaesthetic effect

Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation

Substituted 4-phenyl-4-piperidinecarboxamides with both local anaesthetic and analgesic effect as well as processes for their preparation