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Official data from INPI

ESPALHADOR DE CONCRETO PARA DISTRIBUIÇÃO DE MASSA DE CONCRETO PRESSURIZADA

Em AnáliseInvention PatentPCT · SE1987000204

Application data

Number

PI8707664

Type

Invention Patent

Filing

04/16/1987

Publication

08/15/1989

PCT

SE1987000204

Progress at the INPI

  1. Filing04/16/87
  2. Publication08/15/89
  3. Examination01/09/90
  4. Allowance04/20/93
  5. Grant02/16/94
  6. In force04/16/07

The patent was granted on 02/16/1994 and is in force until 04/16/2007. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:04/16/2007

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Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. F. (pessoa física)

SE

Inventors

T. F. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8601742-3 · 04/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

08/15/1989

RPI 982

18.7

03/19/1996

RPI 1320

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

08/17/1993

RPI 1185

Deferimento

#9.1

04/20/1993

RPI 1168

Exigência - art. 36 da LPI

#6.1

05/12/1992

RPI 1119

Conhecimento de parecer técnico

#7.1

10/22/1991

RPI 1090

Solicitação de exame técnico

#4.1

01/09/1990

RPI 1001

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