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Official data from INPI

TANQUE PARA TRANSPORTE DE LÍQUIDOS, GRANULADOS E PÓS

Arquivada/ExtintaUtility Model

Application data

Number

MU5700093

Type

Utility Model

Filing

01/31/1977

Publication

-

Progress at the INPI

  1. Filing01/31/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Expired08/16/88

The letters patent expired on 08/16/1988: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CVL-Embalagens Industriais do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

A. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/16/1988

RPI 930

Cessão de direito de exploração

#22.1

08/12/1986

RPI 825

320

03/13/1984

RPI 699

201

08/16/1983

RPI 669

Pedido de licença voluntária

#17.1

05/10/1983

RPI 655

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

01/26/1982

RPI 588

15.0

10/20/1981

RPI 574

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