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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8506129

Type

Invention Patent

Filing

12/06/1985

Publication

08/26/1986

Progress at the INPI

  1. Filing12/06/85
  2. Publication08/26/86
  3. Examination07/19/88
  4. Allowance
  5. Grant
  6. In force

Published on 08/26/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sentrachem Limited

ZA

Inventors

A. V. (pessoa física)

E. (pessoa física)

S. D. (pessoa física)

Z. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/19/1988

RPI 926

Publicação do pedido de patente

#3.1

08/26/1986

RPI 827

Pedido de patente depositado

#2.1

02/25/1986

RPI 801

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 149/00; B03D 1/02; C11D 1/00.

03/27/2018

RPI 2464

Retificação

#15.3

09/28/1993

RPI 1191

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