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Official data from INPI

CHARNEIRA

ConcedidaInvention Patent
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Application data

Number

PI8101881

Type

Invention Patent

Filing

03/30/1981

Publication

11/03/1982
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Progress at the INPI

  1. Filing03/30/81
  2. Publication11/03/82
  3. Examination07/05/83
  4. Allowance07/14/87
  5. Grant02/23/88
  6. Terminated08/23/94

The patent was granted on 02/23/1988 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. E. (pessoa física)

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

E05F 3/22

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Republicação - classificação IPC

#15.11

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

09/09/1986

RPI 829

Exigência - art. 36 da LPI

#6.1

09/24/1985

RPI 779

Exigência - art. 36 da LPI

#6.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

07/05/1983

RPI 663

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

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