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Official data from INPI

Pigmentos de brilho de pérola com cor de pó amarelo e resistência à luz aperfeiçoada, processo para sua produção, e sua aplicação.

ConcedidaInvention Patent

Application data

Number

PI8205542

Type

Invention Patent

Filing

09/22/1982

Publication

08/30/1983

Progress at the INPI

  1. Filing09/22/82
  2. Publication08/30/83
  3. Examination10/01/85
  4. Allowance07/19/88
  5. Grant03/28/89
  6. Terminated01/03/95

The patent was granted on 03/28/1989 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. H. (pessoa física)

DE

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Inventors

B. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 31 37 808.0 · 09/23/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/19/1988

RPI 926

Exigência - art. 36 da LPI

#6.1

08/04/1987

RPI 876

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Publicação do pedido de patente

#3.1

08/30/1983

RPI 671

Pedido de patente depositado

#2.1

11/09/1982

RPI 629

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

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