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Official data from INPI

DISPOSITIVO ESTICADOR DE FIO

PublicadaInvention Patent

Application data

Number

PI8901327

Type

Invention Patent

Filing

03/21/1989

Publication

11/07/1989

Progress at the INPI

  1. Filing03/21/89
  2. Publication11/07/89
  3. Examination07/02/91
  4. Allowance05/31/94
  5. Grant03/28/95
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Otto Zollinger, Inc

US

Inventors

O. Z. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

172.289 · 03/23/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/07/1989

RPI 994

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Carta-patente expirada

#21.1

Patente extinta em 21/03/2004

12/15/2009

RPI 2032

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

Exigência - art. 36 da LPI

#6.1

08/03/1993

RPI 1183

Solicitação de exame técnico

#4.1

07/02/1991

RPI 1074

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