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

INTERRUPTOR DE CIRCUITO A VÁCUO

Em AnáliseInvention Patent

Application data

Number

PI8200112

Type

Invention Patent

Filing

01/11/1982

Publication

11/03/1982

Progress at the INPI

  1. Filing01/11/82
  2. Publication11/03/82
  3. Examination12/18/84
  4. Refused08/04/87
  5. Grant
  6. In force

The application was refused on 08/04/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/04/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

J. P. (pessoa física)

US

N. D. (pessoa física)

US

R. G. (pessoa física)

US

W. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

226,331 · 01/19/1981

US

226,332 · 01/19/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

08/04/1987

RPI 876

Petição de recurso

#12.2

07/15/1986

RPI 821

Indeferimento

#9.2

03/25/1986

RPI 805

Pedido de certificado de adição de invenção

#5.1

04/30/1985

RPI 758

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Patent monitoring

Track this patent in real time.

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