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Official data from INPI

PROCESSO PARA PREPARAR RESINAS, BEM COMO COMPOSIÇÃO AQUOSA DE ELETRODEPOSIÇÃO

Arquivada/ExtintaInvention PatentPCT · US1990000996

Application data

Number

PI9005489

Type

Invention Patent

Filing

02/23/1990

Publication

08/06/1991

PCT

US1990000996

Progress at the INPI

  1. Filing02/23/90
  2. Publication08/06/91
  3. Examination01/05/93
  4. Allowance08/24/99
  5. Grant02/22/00
  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

B. C. (pessoa física)

US

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Inventors

P. H. (pessoa física)

US

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

316.845 · 02/28/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/02/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

02/22/2000

RPI 1520

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

01/23/1996

RPI 1312

Solicitação de exame técnico

#4.1

01/05/1993

RPI 1153

Notificação de entrada na fase nacional - PCT

#1.3

08/06/1991

RPI 1079

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