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Official data from INPI

MARTELETE HIDRÁULICO

Em AnáliseInvention Patent

Application data

Number

PI8700585

Type

Invention Patent

Filing

02/10/1987

Publication

12/29/1987

Progress at the INPI

  1. Filing02/10/87
  2. Publication12/29/87
  3. Examination04/19/88
  4. Allowance05/07/91
  5. Grant11/26/91
  6. Terminated10/17/95

The patent was granted on 11/26/1991 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: 04/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nittetsu Jitsugyo Co., Ltd.

JP

Inventors

T. H. (pessoa física)

JP

W. H. (pessoa física)

TW

Technical data

IPC Classification

Priority claims

JP

220613/1986 · 09/17/1986

JP

54133/1986 · 03/11/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/19/1988

RPI 913

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

06/09/1987

RPI 868

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

11/26/1991

RPI 1095

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Notificação para pagamento de retribuição

#13.1

08/20/1991

RPI 1081

Deferimento

#9.1

05/07/1991

RPI 1066

Exigência - art. 36 da LPI

#6.1

11/13/1990

RPI 1041

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