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Official data from INPI

APERFEICOAMENTO EM VALVULA

Em AnáliseUtility Model

Application data

Number

MU5801638

Type

Utility Model

Filing

11/21/1978

Publication

-

Progress at the INPI

  1. Filing11/21/78
  2. Publication
  3. Examination
  4. Allowance08/17/82
  5. Grant01/31/84
  6. In force11/21/93

The patent was granted on 01/31/1984 and is in force until 11/21/1993. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:11/21/1993

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Latest action published by the INPI: 05/07/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. P. (pessoa física)

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Inventors

C. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

321

05/07/1985

RPI 759

300

01/29/1985

RPI 745

Pedido de licença compulsória

#20.1

01/08/1985

RPI 742

200

10/02/1984

RPI 728

Pedido de licença voluntária

#17.1

04/24/1984

RPI 705

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

10/25/1983

RPI 679

110

07/26/1983

RPI 666

Recurso

#12.1

01/11/1983

RPI 638

Deferimento

#9.1

08/17/1982

RPI 617

Exigência - art. 36 da LPI

#6.1

03/09/1982

RPI 594

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