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Official data from INPI

Processo de produção de 2,2-Bis (4'-hidroxifenil) propanos

Em AnáliseInvention Patent
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Application data

Number

PI8704489

Type

Invention Patent

Filing

08/31/1987

Publication

04/19/1988
View on INPI

Progress at the INPI

  1. Filing08/31/87
  2. Publication04/19/88
  3. Examination07/12/88
  4. Allowance07/06/99
  5. Abandoned
  6. In force

The application was allowed on 07/06/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Idemitsu Petrochemical Company Limited

JP

Inventors

T. N. (pessoa física)

JP

Technical data

IPC Classification

C07C 37/11C07C 39/24

Priority claims

JP

P61-207459 · 09/02/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/12/1988

RPI 925

Publicação do pedido de patente

#3.1

04/19/1988

RPI 913

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 § 2º da LPI.

04/25/2000

RPI 1529

Deferimento

#9.1

07/06/1999

RPI 1487

Exigência - art. 36 da LPI

#6.1

02/24/1993

RPI 1160

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