Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Talk to an expert

Application data

Number

PI8300647

Type

Invention Patent

Filing

02/09/1983

Publication

09/11/1984

View on INPI

Progress at the INPI

Filing02/09/83
Publication09/11/84
Examination01/15/85
Allowance07/08/86
Grant04/28/87
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: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rittal_ Werk Rudolf Loh Gmbh & co. KG

See this company's full portfolio

Inventors

W. H. (pessoa física)

Technical data

IPC Classification

F16B 7/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

07/09/1985

RPI 768

Solicitação de exame técnico

#4.1

01/15/1985

RPI 743

Publicação do pedido de patente

#3.1

09/11/1984

RPI 725

Pedido de patente depositado

#2.1

03/29/1983

RPI 649

Carta-patente expirada

#21.1

Patente extinta em 09/02/98

07/01/2008

RPI 1956

Patent monitoring

Track this patent in real time.

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

Talk to an expert