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US990552A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1910-09-20
•
Granted: 1911-04-25
•
Expires: 1930-09-20
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Abstract

No abstract record available.

Inventors

  • 👤 George E Hassmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 13:22
CPC Classifications
E; E05; E05D; E05D11/00; E05D11/10; E05D11/1014; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0974; Y10T292/68; Y10T292/683

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1914-04-24 1914-10-24 1915-04-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1918-04-24 1918-10-24 1919-04-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1922-04-24 1922-10-24 1923-04-25 $7700.00 Window Closed / Lapsed

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