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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA PASTA DE PIGMENTO COM ELEVADO TEOR DE SÓLIDOS

Arquivada/ExtintaInvention PatentPCT · US1990002105

Application data

Number

PI9007279

Type

Invention Patent

Filing

04/20/1990

Publication

03/17/1992

PCT

US1990002105

Progress at the INPI

  1. Filing04/20/90
  2. Publication03/17/92
  3. Examination09/29/92
  4. Allowance09/26/00
  5. Grant02/06/01
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

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Inventors

P. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

351.061 · 05/12/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/02/2011

01/08/2013

RPI 2192

Concessão da patente

#16.1

02/06/2001

RPI 1570

Deferimento

#9.1

09/26/2000

RPI 1551

Exigência - art. 36 da LPI

#6.1

01/25/2000

RPI 1516

Exigência - art. 36 da LPI

#6.1

05/18/1999

RPI 1480

Exigência - art. 36 da LPI

#6.1

04/08/1997

RPI 1375

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Notificação de entrada na fase nacional - PCT

#1.3

03/17/1992

RPI 1111

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