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Official data from INPI

ESCORREDOR DE PRATOS E SEMELHANTES

Em AnáliseUtility Model

Application data

Number

MU5900601

Type

Utility Model

Filing

05/07/1979

Publication

-

Progress at the INPI

  1. Filing05/07/79
  2. Publication
  3. Examination
  4. Allowance05/04/82
  5. Grant02/28/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 02/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VENTURA PRODUTOS IND LTD

Inventors

V. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

Concessão da patente

#16.1

02/28/1984

RPI 697

14.7

11/01/1983

RPI 680

Notificação para pagamento de retribuição

#13.1

05/17/1983

RPI 656

110

12/21/1982

RPI 635

Recurso

#12.1

09/14/1982

RPI 621

Deferimento

#9.1

05/04/1982

RPI 602

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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