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US1365671A Expired / Lapsed US ⏱️ 0.0 years remaining

Filling material for reaction-spaces

Assignee: Individual
•
Filing: 1918-03-23
•
Granted: 1921-01-18
•
Expires: 1938-03-23
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Abstract

No abstract record available.

Inventors

  • 👤 Andrew M Fairlie

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 04:34
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/3023; B01J2219/30234; B01J2219/30246; B01J2219/30249; B01J2219/30253; B01J2219/304; B01J2219/30416; Y; Y10; Y10S; Y10S261/00; Y10S261/72

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) 1924-01-18 1924-07-19 1925-01-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1928-01-18 1928-07-19 1929-01-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1932-01-18 1932-07-19 1933-01-18 $7700.00 Window Closed / Lapsed

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