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US2133076A Expired / Lapsed US ⏱️ 0.0 years remaining

Translucent projection screen

Assignee: Individual
•
Filing: 1936-06-15
•
Granted: 1938-10-11
•
Expires: 1956-06-15
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Abstract

No abstract record available.

Inventors

  • 👤 Bernard M Bodde

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 22:40
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/56; G03B21/60; G03B21/62; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421; Y10T428/24479; Y10T428/24488; Y10T428/24777

Claims Analysis

Total Claims: 0
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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) 1941-10-10 1942-04-11 1942-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1945-10-10 1946-04-11 1946-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1949-10-10 1950-04-11 1950-10-11 $7700.00 Window Closed / Lapsed

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