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

PEÇA ALONGADA DE MATERIAL TERMOPLÁSTICO SÓLIDO, PEÇA ALONGADA GERALMENTE CILÍNDRICA E MECANISMOS PARA FORMAR E CORTAR UM TRECHO CONTÍNUO DE MATERIAL TERMOPLÁSTICO SÓLIDO

PublicadaInvention Patent

Application data

Number

PI8605119

Type

Invention Patent

Filing

10/20/1986

Publication

03/29/1988

Progress at the INPI

  1. Filing10/20/86
  2. Publication03/29/88
  3. Examination08/28/90
  4. Allowance03/08/94
  5. Grant10/25/94
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

M. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

892,243 · 07/31/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/29/1988

RPI 910

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Carta-patente expirada

#21.1

Patente extinta em 20/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/21/1994

RPI 1229

Deferimento

#9.1

03/08/1994

RPI 1214

Exigência - art. 36 da LPI

#6.1

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

Patent monitoring

Track this patent in real time.

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