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Official data from INPI

NAVIO-TANQUE.

ConcedidaInvention Patent

Application data

Number

PI8105321

Type

Invention Patent

Filing

08/20/1981

Publication

05/04/1982

Progress at the INPI

  1. Filing08/20/81
  2. Publication05/04/82
  3. Examination06/26/84
  4. Allowance08/20/85
  5. Grant04/29/86
  6. Terminated09/25/90

The patent was granted on 04/29/1986 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: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

Inventors

C. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

180.045 · 08/21/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

12/24/1985

RPI 792

Deferimento

#9.1

08/20/1985

RPI 774

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

06/26/1984

RPI 714

Publicação do pedido de patente

#3.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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