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Official data from INPI

RESERVATORIO OU CARTUCHO DE TINTA, BEM COMO COMBINACAO DE PONTA DE ESCREVER COM O MESMO

ConcedidaInvention Patent

Application data

Number

PI8101362

Type

Invention Patent

Filing

03/10/1980

Publication

-

Progress at the INPI

  1. Filing03/10/80
  2. Publication
  3. Examination01/26/82
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated06/20/95

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. K. (pessoa física)

Inventors

A. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Deferimento

#9.1

10/14/1986

RPI 834

8.1

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

09/04/1984

RPI 724

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

20.4

11/09/1993

RPI 1197

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