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US1101972A Expired / Lapsed US ⏱️ 0.0 years remaining

Article covered with sheet-celluloid.

Assignee: Individual
•
Filing: 1911-06-30
•
Granted: 1914-06-30
•
Expires: 1931-06-30
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Abstract

No abstract record available.

Inventors

  • 👤 George H Swezey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 14:04
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/70; H10P72/74; H10P72/7402; Y; Y10; Y10S; Y10S16/00; Y10S16/18; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T428/00; Y10T428/21; Y10T428/218; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31957

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) 1917-06-29 1917-12-29 1918-06-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1921-06-29 1921-12-29 1922-06-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1925-06-29 1925-12-29 1926-06-30 $7700.00 Window Closed / Lapsed

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