Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM ALMOFADA

Prazo de SigiloUtility Model

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Application data

Number

MU6801574

Type

Utility Model

Filing

07/26/1988

Publication

03/13/1990

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Progress at the INPI

Filing07/26/88
Publication03/13/90
Examination03/12/91
Allowance05/31/94
Grant03/28/95
Terminated10/31/95

The patent was granted on 03/28/1995 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: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. S. (pessoa física)

SP, BR

Inventors

J. S. (pessoa física)

Technical data

IPC Classification

H04R 25/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

10/04/1994

RPI 1244

Deferimento

#9.1

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

Publicação do pedido de patente

#3.1

03/13/1990

RPI 1009

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