Patent · US Expired

Process for the presumptive identification of narcotics and drugs of abuse

US4104027A · kind A · utility

11Cited by
5References
6Claims
0Family size

Inventor

Key dates

Filing dateNov 21, 1977
Grant dateAug 1, 1978
Priority date
Expiry dateNov 21, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/173845
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A process is provided for the presumptive identification of narcotics and drugs of abuse, utilizing a combination of color-producing reagents in a sequence which minimizes the occurrence of false positives, and makes possible the presumptive identification by color matching of virtually all the important narcotics and drugs of abuse found in traffic at the present time.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.