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US2591817A Expired / Lapsed US ⏱️ 0.0 years remaining

Water closet deodorizer

Assignee: Individual
•
Filing: 1946-04-10
•
Granted: 1952-04-08
•
Expires: 1966-04-10
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Abstract

No abstract record available.

Inventors

  • 👤 Floyd A Huff

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 09:10
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1307211A Cited
US472133A Cited
US261476A Cited
US739297A Cited
US853434A Cited
US877309A Cited
US1213978A Cited
US1269088A Cited
US1782919A Cited
US1954893A Cited
GB457287A Cited
US2098294A Cited
US2247600A Cited
US2371923A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-04-08 1955-10-08 1956-04-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-04-08 1959-10-08 1960-04-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-04-08 1963-10-08 1964-04-08 $7700.00 Window Closed / Lapsed

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