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Official data from INPI

FOLHA RECEPTORA PARA IMPRESSÃO POR TRANSFERÊNCIA TÉRMICA E PROCESSO PARA PRODUZIR UMA FOLHA RECEPTORA

Em AnáliseInvention Patent

Application data

Number

PI8801950

Type

Invention Patent

Filing

04/22/1988

Publication

11/22/1988

Progress at the INPI

  1. Filing04/22/88
  2. Publication11/22/88
  3. Examination06/27/89
  4. Allowance09/05/95
  5. Grant04/30/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

R. M. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8709799 · 04/24/1987

GB

880.8617.8 · 04/12/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/27/1989

RPI 975

Publicação do pedido de patente

#3.1

11/22/1988

RPI 944

Pedido de patente depositado

#2.1

09/13/1988

RPI 934

Carta-patente expirada

#21.1

Patente extinta em 22/04/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

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