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US2549403A Expired / Lapsed US ⏱️ 0.0 years remaining

T-square and drawing board

Assignee: BASSON S PICTURE FRAMING CO IN
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Filing: 1947-10-17
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Granted: 1951-04-17
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Expires: 1967-10-17
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Sidney H Weinberg

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 14:48
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/02; B43L13/04; B43L13/045

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US429586A Cited
GB190023160A Cited
GB190326077A Cited
US975956A Cited
US1262015A Cited
US1443998A Cited
US1849493A Cited
DE633939C Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-04-16 1954-10-16 1955-04-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-04-16 1958-10-16 1959-04-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-04-16 1962-10-16 1963-04-17 $7700.00 Window Closed / Lapsed

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