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US2706162A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of finishing wooden articles and article produced thereby

Assignee: Sherwin Williams Co
•
Filing: 1949-07-23
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Granted: 1955-04-12
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Expires: 1969-07-23
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Abstract

No abstract record available.

Inventors

  • 👤 Kenneth R Brown
  • 👤 Harvey L Piepho
  • 👤 Francis H Thomas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 13:02
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/06; B05D7/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 125 words
A PROCESS FOR FINISHING WOODEN ARTICLES WHICH COMPRISES APPLYING THERETO A FILLER CONTAINING A POLAR MALEIC TREATED DRYING OIL-PENTAERYTHRITOL ESTER VEHICLE HAVING AN ACID VALUE BETWEEN 15 AND 40 AND BEING FREE FROM POLYCARBOXYLIC ACID CONSTITUENTS OTHER THAN THOSE DERIVED FROM MALEIC ANHYDRIDE, REMOVING THE EXCESS, AND IMMEDIATELY THEREAFTER BEFORE SUBSTANTIAL OXIDATION OCCURS, APPLYING OVER THE SAID WET FILLER AN OIL MODIFIED ALKYD VARNISHCHLORINATED RUBBER CONTAINING SEALED COAT AND CO-DRYING THE SAID FILLER AND THE SAID SEALER TO PRODUCE A FILLER HARDENED ESSENTIALLY BY POLYMERIZATION OUT OF CONTACT WITH THE AIR, SAID COMBINATION PRODUCING A BASE FINISH CHARACTERIZED BY ITS RECOATABILITY WITH NITROCELLULOSE LACQUERS IN SOLUTION IN LACQUER SOLVENTS WITHOUT LIFTING OR SEPARATION BETWEEN THE CO-DRIED COATINGS AND THE STRONG ADHESION BETWEEN THE SUCCESSIVE COATINGS.

References Cited (Backward Citations)

US2374381A Cited
US1912369A Cited
US1912370A Cited
US1912371A Cited
US2011941A Cited
US2145639A Cited
US2188884A Cited
US2338461A Cited
US2389708A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-04-11 1958-10-11 1959-04-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-04-11 1962-10-11 1963-04-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-04-11 1966-10-11 1967-04-12 $7700.00 Window Closed / Lapsed

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