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

ROLO DE DEFLEXÃO CONTROLADA DE AUTO-CARREGAMENTO

Arquivada/ExtintaInvention PatentPCT · US1988002791

Application data

Number

PI8807666

Type

Invention Patent

Filing

08/15/1988

Publication

06/19/1990

PCT

US1988002791

Progress at the INPI

  1. Filing08/15/88
  2. Publication06/19/90
  3. Examination11/27/90
  4. Allowance08/15/95
  5. Grant07/30/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

See this company's full portfolio

Inventors

A. R. (pessoa física)

US

R. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

087,555 · 08/20/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 15/08/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

07/30/1996

RPI 1339

Notificação para pagamento de retribuição

#13.1

01/30/1996

RPI 1313

Deferimento

#9.1

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

11/27/1990

RPI 1043

Notificação de entrada na fase nacional - PCT

#1.3

06/19/1990

RPI 1023

Related

Patent monitoring

Track this patent in real time.

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