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Official data from INPI

PELÍCULA ANTÍSTATICA

ConcedidaInvention Patent

Application data

Number

PI7901516

Type

Invention Patent

Filing

03/12/1979

Publication

-

Progress at the INPI

  1. Filing03/12/79
  2. Publication
  3. Examination
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated01/28/92

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.

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Latest action published by the INPI: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

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Inventors

H. B. (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

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Exigência - art. 36 da LPI

#6.1

03/01/1983

RPI 645

6.2

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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