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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE DISPERSÕES DE MICROPARTÍCULAS DE POLÍMEROS RETICULADAS E EMPREGO DAS DISPERSÕES.

Em AnáliseInvention PatentPCT · EP1987000056

Application data

Number

PI8707620

Type

Invention Patent

Filing

02/06/1987

Publication

03/14/1989

PCT

EP1987000056

Progress at the INPI

  1. Filing02/06/87
  2. Publication03/14/89
  3. Examination07/04/89
  4. Allowance03/24/98
  5. Grant10/27/98
  6. Expired12/05/12

The letters patent expired on 12/05/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Basf Lacke + Farben AG

DE

See this company's full portfolio

Inventors

A. D. (pessoa física)

DE

H. H. (pessoa física)

DE

H. M. (pessoa física)

DE

Technical data

Priority claims

DE

P3606512.9 · 02/28/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/04/1989

RPI 976

Notificação de entrada na fase nacional - PCT

#1.3

03/14/1989

RPI 960

Carta-patente expirada

#21.1

Patente extinta em 27/10/2008

12/05/2012

RPI 2187

Concessão da patente

#16.1

10/27/1998

RPI 1451

Deferimento

#9.1

Deferido de acordo com a Lei 9279 de 14/05/96.

03/24/1998

RPI 1422

Exigência - art. 36 da LPI

#6.1

02/27/1996

RPI 1317

Exigência - art. 36 da LPI

#6.1

11/30/1993

RPI 1200

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