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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8701499

Type

Invention Patent

Filing

04/02/1987

Publication

08/18/1987

Progress at the INPI

  1. Filing04/02/87
  2. Publication08/18/87
  3. Abandoned09/22/87
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & CO. - CONN.

US

See this company's full portfolio

Inventors

G. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/22/1987

RPI 883

Publicação antecipada

#3.2

08/18/1987

RPI 878

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

11.13

11/04/1997

RPI 1405

11.31

11/04/1997

RPI 1405

Arquivamento - Art. 36 §1° da LPI

#11.2

09/09/1997

RPI 1397

Exigência - art. 36 da LPI

#6.1

12/24/1996

RPI 1360

14.1

05/14/1996

RPI 1328

Conhecimento de parecer técnico

#7.1

05/17/1994

RPI 1224

14.1

07/13/1993

RPI 1180

14.1

07/06/1993

RPI 1179

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