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Official data from INPI

ESTRUTURA APERFEIÇOADA PARA CAIXILHO DE PORTA

Arquivada/ExtintaInvention PatentPCT · GB1988000299

Application data

Number

PI8807452

Type

Invention Patent

Filing

04/19/1988

Publication

05/15/1990

PCT

GB1988000299

Progress at the INPI

  1. Filing04/19/88
  2. Publication05/15/90
  3. Examination03/05/91
  4. Allowance09/21/93
  5. Grant06/28/94
  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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. H. (pessoa física)

GB

Inventors

K. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

87 10118 · 04/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 19/04/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

02/22/1994

RPI 1212

Deferimento

#9.1

09/21/1993

RPI 1190

Exigência - art. 36 da LPI

#6.1

04/06/1993

RPI 1166

Solicitação de exame técnico

#4.1

03/05/1991

RPI 1057

Notificação de entrada na fase nacional - PCT

#1.3

05/15/1990

RPI 1018

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