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Official data from INPI

Processo para sua preparação.

ConcedidaInvention Patent

Application data

Number

PI7907901

Type

Invention Patent

Filing

12/04/1979

Publication

-

Progress at the INPI

  1. Filing12/04/79
  2. Publication
  3. Examination09/14/82
  4. Allowance04/16/85
  5. Grant10/29/85
  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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

B. D. (pessoa física)

M. P. (pessoa física)

S. E. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

12394/78-1 · 12/05/1978

CH

12395/78-3 · 12/05/1978

CH

9488/79-2 · 10/23/1979

CH

9489/79-4 · 10/23/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

08/06/1985

RPI 772

Republicação - classificação IPC

#15.11

04/23/1985

RPI 757

Deferimento

#9.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

02/07/1984

RPI 694

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Solicitação de exame técnico

#4.1

09/14/1982

RPI 621

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

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