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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI8505105

Type

Invention Patent

Filing

10/15/1985

Publication

03/04/1986
View on INPI

Progress at the INPI

  1. Filing10/15/85
  2. Publication03/04/86
  3. Examination05/20/86
  4. Allowance06/11/91
  5. Grant02/18/92
  6. Terminated08/15/95

The patent was granted on 02/18/1992 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: 05/20/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. F. (pessoa física)

SP, BR

Inventors

B. F. (pessoa física)

BR

Technical data

IPC Classification

H02G 1/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/20/1986

RPI 813

Publicação antecipada

#3.2

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

01/07/1986

RPI 794

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Pedido de licença compulsória

#20.1

11/08/1994

RPI 1249

Concessão da patente

#16.1

02/18/1992

RPI 1107

Notificação para pagamento de retribuição

#13.1

10/08/1991

RPI 1088

Deferimento

#9.1

06/11/1991

RPI 1071

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