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Official data from INPI

PROCESSO DE UNIAO DE PONTOS DE JUNCAO PARA MEMBROS DE UMA ESTRUTURA MARITIMA E PROCESSO PARA A CONSTRUCAO DE UMA ESTRUTURA MARITIMA

ConcedidaInvention Patent

Application data

Number

PI7805986

Type

Invention Patent

Filing

09/14/1977

Publication

-

Progress at the INPI

  1. Filing09/14/77
  2. Publication
  3. Examination
  4. Allowance01/25/83
  5. Grant08/30/83
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KAWASAKI STEEL CO

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Inventors

J. I. (pessoa física)

N. M. (pessoa física)

S. M. (pessoa física)

U. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

05/31/1983

RPI 658

Deferimento

#9.1

01/25/1983

RPI 640

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

6.2

01/05/1982

RPI 585

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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