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US2645709A Expired / Lapsed US ⏱️ 0.0 years remaining

Ornamental fluorescent stand lamp

Assignee: Individual
•
Filing: 1947-04-29
•
Granted: 1953-07-14
•
Expires: 1967-04-29
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Abstract

No abstract record available.

Inventors

  • 👤 Melvin C Thorstensen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 04:58
CPC Classifications
F; F21; F21S; F21S6/00; F21S6/002; F21S6/004; F21V; F21V7/00; F21V7/005; F21Y; F21Y2103/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1193191A Cited
GB308625A Cited
US1978251A Cited
US2147008A Cited
US2305214A Cited
US2333694A Cited
US2256058A Cited
US2408471A Cited
US2363374A Cited
US2355467A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-07-13 1957-01-12 1957-07-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-07-13 1961-01-12 1961-07-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-07-13 1965-01-12 1965-07-14 $7700.00 Window Closed / Lapsed

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