Official data from INPI

INSTRUMENTO INDICADOR COM BOBINAS CRUZADAS

PublicadaInvention Patent

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Application data

Number

PI8806949

Type

Invention Patent

Filing

12/26/1988

Publication

08/29/1989

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Progress at the INPI

Filing12/26/88
Publication08/29/89
Examination09/24/91
Allowance09/21/93
Grant06/28/94
Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Veglia Borletti s.r.l.

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Inventors

A. R. (pessoa física)

Technical data

IPC Classification

G01R 19/00

Priority claims

53918-B 87 · 12/24/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/29/1989

RPI 984

Pedido de patente depositado

#2.1

05/02/1989

RPI 967

Carta-patente expirada

#21.1

Patente extinta em 26/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

02/22/1994

RPI 1212

Deferimento

#9.1

09/21/1993

RPI 1190

Solicitação de exame técnico

#4.1

09/24/1991

RPI 1086

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