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

CONSTRUÇÃO DE VÁLVULA DE INVERSÃO

Prazo de SigiloInvention Patent

Application data

Number

PI8806095

Type

Invention Patent

Filing

11/21/1988

Publication

06/26/1990

Progress at the INPI

  1. Filing11/21/88
  2. Publication06/26/90
  3. Examination01/22/91
  4. Allowance03/17/92
  5. Abandoned
  6. In force

The application was allowed on 03/17/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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

Robertshaw Controls Company

US

See this company's full portfolio

Inventors

W. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/04/1989

RPI 963

Arquivamento - Art. 38 §2° da LPI

#11.4

04/06/1993

RPI 1166

Notificação para pagamento de retribuição

#13.1

09/22/1992

RPI 1138

Deferimento

#9.1

03/17/1992

RPI 1111

Solicitação de exame técnico

#4.1

01/22/1991

RPI 1051

Publicação do pedido de patente

#3.1

06/26/1990

RPI 1024

Patent monitoring

Track this patent in real time.

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