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US1399461A Expired / Lapsed US ⏱️ 0.0 years remaining

Mirrorscope

Assignee: Individual
•
Filing: 1921-05-18
•
Granted: 1921-12-06
•
Expires: 1941-05-18
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence E Childs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 13:42
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/06; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32196; Y10T403/32204; Y10T403/32254; Y10T403/32262; Y10T403/32311

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) 1924-12-05 1925-06-06 1925-12-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1928-12-05 1929-06-06 1929-12-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1932-12-05 1933-06-06 1933-12-06 $7700.00 Window Closed / Lapsed

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