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Official data from INPI

Cinta composta elastomérica e aperfeiçoamento em tanque de armazenamento de líquido cilíndrico.

ArquivadaInvention Patent

Application data

Number

PI8100173

Type

Invention Patent

Filing

01/13/1981

Publication

09/14/1982

Progress at the INPI

  1. Filing01/13/81
  2. Publication09/14/82
  3. Examination01/18/83
  4. Allowance04/16/85
  5. Abandoned
  6. In force

The application was allowed on 04/16/1985 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 07/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chicago Bridge & Iron Technical Services Company

US

Inventors

B. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

07/08/1986

RPI 820

Notificação para pagamento de retribuição

#13.1

08/06/1985

RPI 772

Deferimento

#9.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

Publicação do pedido de patente

#3.1

09/14/1982

RPI 621

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