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Official data from INPI

COMPOSIÇÕES ANTI-ESPUMANTES E NÃO ESPUMANTES

Em AnáliseInvention Patent

Application data

Number

PI9005539

Type

Invention Patent

Filing

10/31/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/31/90
  2. Publication09/17/91
  3. Abandoned03/22/94
  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.

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Latest action published by the INPI: 07/06/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.-Conn

US

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Inventors

G. S. (pessoa física)

Technical data

Priority claims

UK

8924490.9 · 10/31/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Transferência indeferida

#25.2

Indeferida transferência do titular devido a arquivamento do pedido de patente publicado na RPI 1474 de 06/04/99.

07/06/1999

RPI 1487

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

08/11/1998

RPI 1442

Solicitação de exame técnico

#4.1

03/22/1994

RPI 1216

Solicitação de exame não realizada

#4.2

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/30/1991

RPI 1065

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