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Official data from INPI

PIGMENTOS ANTICORROSIVOS.

ConcedidaInvention Patent

Application data

Number

PI8107978

Type

Invention Patent

Filing

12/08/1981

Publication

09/14/1982

Progress at the INPI

  1. Filing12/08/81
  2. Publication09/14/82
  3. Examination05/15/84
  4. Allowance10/14/86
  5. Grant07/28/87
  6. In force12/08/01

The patent was granted on 07/28/1987 and is in force until 12/08/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:12/08/2001

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Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hans Heubach GmbH & Co KG

DE

Inventors

A. G. (pessoa física)

G. M. (pessoa física)

H. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 46 697.8 · 12/11/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

05/15/1984

RPI 708

Publicação do pedido de patente

#3.1

09/14/1982

RPI 621

Pedido de patente depositado

#2.1

01/26/1982

RPI 588

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