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Official data from INPI

PROCESSO E APARELHO PARA REMOÇÃO DE MATERIAS OLEOSAS E MATÉRIAS FLUTUANTES EM GERAL DA SUPERFÍCIE DE MASSAS DE ÁGUA

Arquivada/ExtintaInvention PatentPCT · IT1989000021

Application data

Number

PI8907331

Type

Invention Patent

Filing

03/22/1989

Publication

03/19/1991

PCT

IT1989000021

Progress at the INPI

  1. Filing03/22/89
  2. Publication03/19/91
  3. Examination09/24/91
  4. Allowance10/31/95
  5. Grant08/27/96
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mytilus s.r.l

IT

Inventors

M. T. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

45204 A/88 · 03/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 22/03/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

08/27/1996

RPI 1343

Notificação para pagamento de retribuição

#13.1

03/19/1996

RPI 1320

Deferimento

#9.1

10/31/1995

RPI 1300

Exigência - art. 36 da LPI

#6.1

04/18/1995

RPI 1272

Exigência - art. 36 da LPI

#6.1

10/25/1994

RPI 1247

Solicitação de exame técnico

#4.1

09/24/1991

RPI 1086

Notificação de entrada na fase nacional - PCT

#1.3

03/19/1991

RPI 1059

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