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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7900593

Type

Invention Patent

Filing

01/30/1979

Publication

-

Progress at the INPI

  1. Filing01/30/79
  2. Publication
  3. Examination
  4. Allowance03/22/83
  5. Grant12/27/83
  6. Terminated05/11/93

The patent was granted on 12/27/1983 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: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Union Explosivos Rio Tinto S/A

ES

Inventors

A. [. (pessoa física)

B. [. (pessoa física)

G. [. (pessoa física)

L. J. (pessoa física)

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/22/1983

RPI 648

6.2

02/16/1982

RPI 591

Anuidade - prazo legal encerrado

#18.2

05/11/1993

RPI 1171

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