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Official data from INPI

VÁLVULA DE ESFERA

Em ExigênciaUtility Model
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Application data

Number

MU6600696

Type

Utility Model

Filing

04/29/1986

Publication

12/08/1987
View on INPI

Progress at the INPI

  1. Filing04/29/86
  2. Publication12/08/87
  3. Examination12/15/87
  4. Allowance03/20/90
  5. Grant12/29/92
  6. In force04/29/01

The patent was granted on 12/29/1992 and is in force until 04/29/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:04/29/2001

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. H. (pessoa física)

SP, BR

Inventors

J. H. (pessoa física)

BR

Technical data

IPC Classification

F16K 5/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

09/26/1989

RPI 988

Solicitação de exame técnico

#4.1

12/15/1987

RPI 895

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

01/13/1987

RPI 847

321

12/24/1996

RPI 1360

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

300

04/04/1995

RPI 1270

200

11/29/1994

RPI 1252

Pedido de licença voluntária

#17.1

02/01/1994

RPI 1209

Concessão da patente

#16.1

12/29/1992

RPI 1152

Notificação para pagamento de retribuição

#13.1

09/08/1992

RPI 1136

110

06/09/1992

RPI 1123

Recurso

#12.1

02/26/1991

RPI 1056

Retificação

#15.6

12/04/1990

RPI 1044

Retificação

#15.3

08/07/1990

RPI 1027

Deferimento

#9.1

03/20/1990

RPI 1010

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