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Official data from INPI

METODO PARA POLIMERIZAR EMULSAO E SEU PRODUTO

ConcedidaInvention Patent

Application data

Number

PI8206404

Type

Invention Patent

Filing

11/03/1981

Publication

09/27/1983

Progress at the INPI

  1. Filing11/03/81
  2. Publication09/27/83
  3. Examination12/31/85
  4. Allowance12/29/87
  5. Grant09/27/88
  6. Terminated10/16/90

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KENDALL & CO [US]

See this company's full portfolio

Inventors

E. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

05/05/1987

RPI 863

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

8.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

09/27/1983

RPI 675

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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