(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PLATAFORMA DE PERNAS COMPOSTAS

Em AnáliseInvention Patent

Application data

Number

PI8700327

Type

Invention Patent

Filing

01/26/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/26/87
  2. Publication12/08/87
  3. Examination11/22/88
  4. Allowance07/31/90
  5. Grant02/13/91
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. I. (pessoa física)

US

Mc Dermott International, Inc

US

Inventors

S. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

06/823.556 · 01/29/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

04/04/1989

RPI 963

Solicitação de exame técnico

#4.1

11/22/1988

RPI 944

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Carta-patente expirada

#21.1

Patente extinta em 26/01/2002

07/29/2008

RPI 1960

Transferência deferida

#25.1

01/13/1998

RPI 1412

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

11/13/1990

RPI 1041

Deferimento

#9.1

07/31/1990

RPI 1026

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.