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Official data from INPI

REGULADOR DO NUMERO DE ROTACOES APERFEICOADO PARA BOMBAS INJETORAS DE COMBUSTIVEL

ConcedidaInvention Patent

Application data

Number

PI7500410

Type

Invention Patent

Filing

01/23/1974

Publication

-

Progress at the INPI

  1. Filing01/23/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  6. Expired08/03/93

The letters patent expired on 08/03/1993: 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: 12/29/1981. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BOSCH GMBH ROBERT

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Inventors

E. F. (pessoa física)

H. G. (pessoa física)

K. K. (pessoa física)

L. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1981

RPI 584

Carta-patente expirada

#21.1

08/03/1993

RPI 1183

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