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Official data from INPI

ELEMENTOS PARA CONSTRUÇÃO

Em AnáliseInvention PatentPCT · GB1987000843

Application data

Number

PI8707897

Type

Invention Patent

Filing

11/26/1987

Publication

10/31/1989

PCT

GB1987000843

Progress at the INPI

  1. Filing11/26/87
  2. Publication10/31/89
  3. Examination05/01/90
  4. Allowance02/16/93
  5. Grant05/25/93
  6. Terminated06/25/96

The patent was granted on 05/25/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. C. (pessoa física)

GB

Inventors

H. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8628320 · 11/27/1986

GB

87714856 · 06/25/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: E04B 1/60; E04B 1/10.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

06/25/1996

RPI 1334

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

04/06/1993

RPI 1166

100

02/16/1993

RPI 1159

Pedido de recurso

#12.3

06/23/1992

RPI 1125

11.3

03/31/1992

RPI 1113

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

Solicitação de exame técnico

#4.1

05/01/1990

RPI 1016

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