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Official data from INPI

TORNEIRA PARA BARRIL PEQUENO

Em AnáliseInvention Patent

Application data

Number

PI8801236

Type

Invention Patent

Filing

03/18/1988

Publication

10/25/1988

Progress at the INPI

  1. Filing03/18/88
  2. Publication10/25/88
  3. Examination02/14/89
  4. Allowance01/22/91
  5. Grant08/27/91
  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: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R.T.C. Limited

IE

Inventors

D. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

DE

P 37 09 334.7 · 03/21/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/14/1989

RPI 956

Publicação do pedido de patente

#3.1

10/25/1988

RPI 940

Pedido de patente depositado

#2.1

06/28/1988

RPI 923

Carta-patente expirada

#21.1

Patente extinta em 18/03/2003

09/02/2008

RPI 1965

Pedido de licença compulsória

#20.1

03/16/1993

RPI 1163

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

05/14/1991

RPI 1067

Deferimento

#9.1

01/22/1991

RPI 1051

14.7

02/06/1990

RPI 1005

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