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

SISTEMA DE ELEVADOR

ConcedidaInvention Patent

Application data

Number

PI8200587

Type

Invention Patent

Filing

02/04/1982

Publication

12/07/1982

Progress at the INPI

  1. Filing02/04/82
  2. Publication12/07/82
  3. Examination02/12/85
  4. Allowance10/15/85
  5. Grant05/27/86
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. A. (pessoa física)

CH

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

232.287 · 02/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Deferimento

#9.1

10/15/1985

RPI 782

Republicação - classificação IPC

#15.11

10/01/1985

RPI 780

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Publicação do pedido de patente

#3.1

12/07/1982

RPI 633

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Carta-patente expirada

#21.1

Patente extinta em 04/02/97

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

06/07/1994

RPI 1227

Related

From the same holder

Patent monitoring

Track this patent in real time.

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