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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE 2,2-DIÓXIDO DE 6-METIL-3,4-DIHIDRO-1.2.3-OXATIAZIN-4-ONA E SEUS SAIS ATÓXICOS.

Em AnáliseInvention Patent

Application data

Number

PI8501307

Type

Invention Patent

Filing

03/22/1985

Publication

11/19/1985

Progress at the INPI

  1. Filing03/22/85
  2. Publication11/19/85
  3. Examination08/25/87
  4. Refused01/12/93
  5. Grant
  6. In force

The application was refused on 01/12/1993 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

A. L. (pessoa física)

DE

D. R. (pessoa física)

DE

K. C. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 10 440.2 · 03/22/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/25/1987

RPI 879

Publicação do pedido de patente

#3.1

11/19/1985

RPI 787

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

111

01/12/1993

RPI 1154

Petição de recurso

#12.2

03/17/1992

RPI 1111

Indeferimento

#9.2

05/21/1991

RPI 1068

Conhecimento de parecer técnico

#7.1

06/26/1990

RPI 1024

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