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US3646009A Expired / Lapsed US ⏱️ 0.0 years remaining

Anti-diabetically active sulfonyl-semicarbazides

Assignee: Roche Diagnostics GmbH
•
Filing: 1968-03-11
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Granted: 1972-02-29
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Expires: 1988-03-11
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Abstract

Abstract NOVEL SULFONYL UREAS AND SULFONYL-SEMICARBAZIDES HAVING THE FORMULA: 1-((-1,2-PHENYLENE-X-(R1-1,2-PHENYLENE)-)>Y-CO-NH-Z-), 4-(R2-NH-CO-NH-SO2-)BENZENE WHEREIN X REPRESENTS OXYGEN, SULFUR SATURATED, UNSTAURATED, STRAIGHT OR BRANCHED CHAIN ALKYLENE CONTAINING UP TO 3 CARBON ATOMS, OXYMETHYLENE, THIAMETHYLENE, THIAETHYLENE, IMINOMETHYLENE, ALKYLATED IMINOMETHYLENE, ACYLATED MINOMETHYLENE, CARBOXIMIDO, ALKYLATED CARBOXIMIDO, OR A VALENCY BOND, R1 IS HYDROGEN, HALOGEN ALKYL, ALKOXY OR TRIFLUOROMETHYL, Y IS SATURATED, UNSATURATED, STRAIGHT OR BRANCHED CHAIN ALKYLENE CONTAINING UP TO 6 CARBON ATOMS OR SUCH ALKYLENE GROUP CONTAINING A NITROGEN OR OXYGEN ATOM, Z IS STRAIGHT OR BRANCHED CHAIN ALKLYENE CONTAINING UP TO 4 CARBON ATOMS AND R2 IS STRAIGHT OR BRANCHED CHAIN, SATURATED OR UNSTAURATED ALKYL OR CYCLOALKYL, AND SUCH GROUPS INTERRUPTED BY OXYGEN OR SULFUR ATOMS OR CONTAINNG AN ENDO-ALKYLENE GROUP, SUBSTITUTED OR UNSUBSTITUTED ARYL OR ARALKYL OR SUBSTTITUTED, UNSUBSTITUTED, SATUATED OR UNSATURATED ALKYLENE-IMINO CONTAINING 3 TO 7 CARBON ATOMS OR SUCH ALKYLENE-IMINOI CONTAINING AN ENDO-ALKYLENE GROUP. THE AFORESAID SULFONYL UREAS AND SULFONYL-SEMICARAZIDES CONSTITUTE EXTREMELY EFFECTIVE ANTI-DIABETIC AGENTS.

Inventors

  • 👤 Werner Winter
  • 👤 Erich Fauland
  • 👤 Kurt Stach
  • 👤 Felix Helmut Schinidt
  • 👤 Walter Aumuller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 20:31
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/22; C07D295/28; C07D295/32; C07D209/00; C07D209/56; C07D209/80; C07D209/82; C07D209/86; C07D311/00; C07D311/02; C07D311/78; C07D311/80; C07D311/82; C07D313/00; C07D313/02; C07D313/06; C07D313/10; C07D313/12; C07D335/00; C07D335/02; C07D337/00; C07D337/02; C07D337/06; C07D337/10; C07D337/12; C07D337/16; C07C; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/06; C07C2603/10; C07C2603/12; C07C2603/18

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-02-28 1975-08-30 1976-02-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-02-28 1979-08-30 1980-02-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-02-28 1983-08-30 1984-02-29 $7700.00 Window Closed / Lapsed

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