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Official data from INPI

LAVADORA DE PASTA

PublicadaInvention Patent

Application data

Number

PI8901281

Type

Invention Patent

Filing

03/20/1989

Publication

11/07/1989

Progress at the INPI

  1. Filing03/20/89
  2. Publication11/07/89
  3. Examination07/09/91
  4. Allowance04/09/96
  5. Grant06/24/97
  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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Beloit Technologies, Inc

US

Ingersoll-Rand Company

US

See this company's full portfolio

Inventors

O. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

171.045 · 03/21/1988

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 20/03/2009

05/21/2013

RPI 2211

Transferência deferida

#25.1

11/04/1997

RPI 1405

Concessão da patente

#16.1

06/24/1997

RPI 1386

Deferimento

#9.1

04/09/1996

RPI 1323

Exigência - art. 36 da LPI

#6.1

08/16/1994

RPI 1237

Solicitação de exame técnico

#4.1

07/09/1991

RPI 1075

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