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Official data from INPI

MISTURAS DE PIGMENTOS MONOAZÓICOS, PROCESSO PARA SUA APLICAÇÀO.

ConcedidaInvention Patent

Application data

Number

PI7908330

Type

Invention Patent

Filing

12/19/1979

Publication

-

Progress at the INPI

  1. Filing12/19/79
  2. Publication
  3. Examination11/09/82
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Expired05/02/95

The letters patent expired on 05/02/1995: the term of protection has ended. The technology is in the public domain and may be freely used 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

H. A. (pessoa física)

DE

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Inventors

D. R. (pessoa física)

E. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 28 54 974.8 · 12/20/1978

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

04/23/1985

RPI 757

Republicação - classificação IPC

#15.11

04/16/1985

RPI 756

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

04/03/1984

RPI 702

Exigência - art. 36 da LPI

#6.1

10/25/1983

RPI 679

Solicitação de exame técnico

#4.1

11/09/1982

RPI 629

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

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