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US1608833A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of and apparatus for applying coatings

Assignee: MATTHEWS W N CORP
•
Filing: 1921-08-19
•
Granted: 1926-11-30
•
Expires: 1941-08-19
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Abstract

No abstract record available.

Inventors

  • 👤 Birkenmaier Theodore
  • 👤 Walter A Heinrich
  • 👤 John B Trescott

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 20:53
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/08; B05B7/0807; B05B7/0861

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1929-11-29 1930-05-31 1930-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1933-11-29 1934-05-31 1934-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1937-11-29 1938-05-31 1938-11-30 $7700.00 Window Closed / Lapsed

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