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Official data from INPI

PROCESSO PARA A FLUORETAÇÃO DE UMA CAMADA SUPERFICIAL DE CORPOS MOLDADOS DE PLÁSTICO

ConcedidaInvention Patent
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Application data

Number

PI8306931

Type

Invention Patent

Filing

12/09/1983

Publication

07/24/1984
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Progress at the INPI

  1. Filing12/09/83
  2. Publication07/24/84
  3. Examination12/04/84
  4. Allowance05/16/89
  5. Grant11/28/89
  6. Terminated05/30/95

The patent was granted on 11/28/1989 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hewing GmbH & Co

DE

Inventors

C. B. (pessoa física)

DE

H. B. (pessoa física)

DE

M. H. (pessoa física)

DE

Technical data

IPC Classification

C08J 7/12

Priority claims

DE

P 32 45 915.7 · 12/11/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/12/1989

RPI 986

Deferimento

#9.1

05/16/1989

RPI 969

Exigência - art. 36 da LPI

#6.1

05/10/1988

RPI 916

Exigência - art. 36 da LPI

#6.1

04/08/1986

RPI 807

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

12/04/1984

RPI 737

Publicação do pedido de patente

#3.1

07/24/1984

RPI 718

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

Anuidade - prazo legal encerrado

#18.2

05/30/1995

RPI 1278

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