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US2490295A Expired / Lapsed US ⏱️ 0.0 years remaining

Combined window unit and blind construction

Assignee: Individual
•
Filing: 1946-11-26
•
Granted: 1949-12-06
•
Expires: 1966-11-26
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Abstract

No abstract record available.

Inventors

  • 👤 Edward G Fisher

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 15:13
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/264

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US546256A Cited
US1336211A Cited
US1931723A Cited
US2213468A Cited
US2239528A Cited
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US2415222A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-12-05 1953-06-06 1953-12-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-12-05 1957-06-06 1957-12-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-12-05 1961-06-06 1961-12-06 $7700.00 Window Closed / Lapsed

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