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Official data from INPI

ACIONAMENTO DE CORREIA TANGENCIAL PARA UM FILATÓRIO OU RETORCEDEIRA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000320

Type

Invention Patent

Filing

01/25/1990

Publication

11/27/1990

Progress at the INPI

  1. Filing01/25/90
  2. Publication11/27/90
  3. Examination02/09/93
  4. Allowance10/29/96
  5. Grant08/26/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. S. (pessoa física)

DE

H. S. (pessoa física)

DE

Textil Service Equipamentos Tecnotexteis Ltda

SP, BR

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Inventors

H. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 05 534.5 · 02/23/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/01/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Deferimento

#9.1

10/29/1996

RPI 1352

6.2

03/28/1995

RPI 1269

14.1

08/23/1994

RPI 1238

Solicitação de exame técnico

#4.1

02/09/1993

RPI 1158

Publicação do pedido de patente

#3.1

11/27/1990

RPI 1043

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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