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Official data from INPI

ELEMENTO PARA FIXAÇÃO DE REVESTIMENTOS

Em AnáliseInvention Patent
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Application data

Number

PI8700067

Type

Invention Patent

Filing

01/09/1987

Publication

08/02/1988
View on INPI

Progress at the INPI

  1. Filing01/09/87
  2. Publication08/02/88
  3. Examination10/18/88
  4. Allowance11/13/90
  5. Grant08/27/91
  6. Terminated10/17/95

The patent was granted on 08/27/1991 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: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Henry Leon & Cia Ltda.

SP, BR

Inventors

H. L. (pessoa física)

BR

Technical data

IPC Classification

F16B 13/00F16B 13/06F16B 13/12F16B 13/14F16B 15/00F16B 19/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/18/1988

RPI 939

Publicação do pedido de patente

#3.1

08/02/1988

RPI 928

Pedido de patente depositado

#2.1

05/12/1987

RPI 864

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

08/27/1991

RPI 1082

Republicação - classificação IPC

#15.11

04/16/1991

RPI 1063

Notificação para pagamento de retribuição

#13.1

02/26/1991

RPI 1056

Deferimento

#9.1

11/13/1990

RPI 1041

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