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Official data from INPI

PROCESSO PARA A PREPARACAO DE UMA MISTURA POLIMERA, PRODUTOS MOLDADOS OBTIDOS DESTA E LIGA POLIMERA

ConcedidaInvention Patent

Application data

Number

PI7908469

Type

Invention Patent

Filing

12/22/1978

Publication

-

Progress at the INPI

  1. Filing12/22/78
  2. Publication
  3. Examination09/08/82
  4. Allowance03/05/85
  5. Grant07/30/85
  6. Terminated09/25/90

The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TNO

Inventors

G. P. (pessoa física)

H. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

06/25/1985

RPI 766

Deferimento

#9.1

03/05/1985

RPI 750

Exigência - art. 36 da LPI

#6.1

09/11/1984

RPI 725

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

Notificação para pagamento de retribuição

#13.1

08/30/1983

RPI 671

Solicitação de exame técnico

#4.1

09/08/1982

RPI 620

14.11

02/02/1982

RPI 589

14.1

10/13/1981

RPI 573

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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