Official data from INPI

APARELHO E PROCESSO PARA FORMAR PILHAS DE PNEUS DE ALTA DENSIDADE

Arquivada/ExtintaInvention PatentPCT · US1988002535

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Application data

Number

PI8807159

Type

Invention Patent

Filing

07/26/1988

Publication

10/17/1989

PCT

US1988002535

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Progress at the INPI

Filing07/26/88
Publication10/17/89
Examination03/20/90
Allowance07/07/92
Grant04/27/93
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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. B. (pessoa física)

Inventors

J. B. (pessoa física)

J. D. (pessoa física)

Technical data

IPC Classification

B65B 25/24 B65B 35/50

Priority claims

077.084 · 07/27/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/17/1989

RPI 991

Carta-patente expirada

#21.1

Patente extinta em 26/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

11/24/1992

RPI 1147

Deferimento

#9.1

07/07/1992

RPI 1127

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

15.9

03/20/1990

RPI 1010

Solicitação de exame técnico

#4.1