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US2113523A Expired / Lapsed US ⏱️ 0.0 years remaining

Vegetation-bearing architectonic structure and system

Assignee: Individual
•
Filing: 1937-08-18
•
Granted: 1938-04-05
•
Expires: 1957-08-18
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Abstract

No abstract record available.

Inventors

  • 👤 White Stanley Hart

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 10:21
CPC Classifications
E; E04; E04H; E04H1/00; E01; E01F; E01F8/00; E01F8/02; E01F8/021; E01F8/025; E04C; E04C1/00; E04C1/39; E04C1/395

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) 1941-04-04 1941-10-04 1942-04-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1945-04-04 1945-10-04 1946-04-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1949-04-04 1949-10-04 1950-04-05 $7700.00 Window Closed / Lapsed

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