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US1401795A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for separating rubber and fiber

Assignee: Goodrich Corp
•
Filing: 1920-06-23
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Granted: 1921-12-27
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Expires: 1940-06-23
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Abstract

No abstract record available.

Inventors

  • 👤 Charles W Kohler
  • 👤 Harry A Hoffman
  • 👤 Walter B Freeman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 11:25
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/02; B29B17/0206; B02; B02C; B02C13/00; B02C13/13; B29B2017/0213; B29B2017/0217; B29B2017/0237; B29B2017/0241; B29B17/04; B29B2017/0424; B29B2017/0488; B29K; B29K2021/00; B29K2105/00; B29K2105/06; B29L; B29L2030/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/52; Y02W30/62; Y10; Y10S; Y10S241/00; Y10S241/31

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) 1924-12-26 1925-06-27 1925-12-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1928-12-26 1929-06-27 1929-12-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1932-12-26 1933-06-27 1933-12-27 $7700.00 Window Closed / Lapsed

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