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Official data from INPI

COMPOSIÇÃO LUBRIFICANTE AQUOSA.

Em AnáliseInvention Patent
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Application data

Number

PI7907396

Type

Invention Patent

Filing

11/14/1979

Publication

-
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing11/14/79
  2. Publication
  3. Examination11/03/82
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 04/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dow Corning G.M.B.H.

Inventors

L. W. (pessoa física)

Technical data

IPC Classification

C10M 111/04C10M 173/02

Priority claims

DE

P 28 49 617.5 · 11/15/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/22/1987

RPI 861

Conhecimento de parecer técnico

#7.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

11/03/1982

RPI 628

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C10M 7/26.

03/27/2018

RPI 2464

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