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Official data from INPI

BROCA DO TIPO PÁ

Em AnáliseInvention Patent

Application data

Number

PI8700117

Type

Invention Patent

Filing

01/13/1987

Publication

12/01/1987

Progress at the INPI

  1. Filing01/13/87
  2. Publication12/01/87
  3. Examination03/29/88
  4. Allowance12/26/90
  5. Grant08/27/91
  6. Terminated10/17/95

The patent was granted on 08/27/1991 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Irwin Company

US

Inventors

A. I. (pessoa física)

US

R. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

822.234 · 01/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/29/1988

RPI 910

Publicação do pedido de patente

#3.1

12/01/1987

RPI 893

Pedido de patente depositado

#2.1

05/19/1987

RPI 865

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/09/1991

RPI 1062

Deferimento

#9.1

12/26/1990

RPI 1047

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