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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE UM ÉSTER CÍCLICO. PROCESSO PARA PREPARAÇÃO DE ÉSTER CÍCLICO.

Em AnáliseInvention Patent

Application data

Number

PI8705758

Type

Invention Patent

Filing

10/28/1987

Publication

05/31/1988

Progress at the INPI

  1. Filing10/28/87
  2. Publication05/31/88
  3. Abandoned10/31/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

H. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

925.484 · 10/29/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Arquivamento - Art. 36 §1° da LPI

#11.2

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

11/30/1993

RPI 1200

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