US2746684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preventing corrosion in storage compartments
Assignee: Individual
•
Filing: 1948-05-06
•
Granted: 1956-05-22
•
Expires: 1968-05-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Oliver D Colvin
- 👤 Fabares Eugene Norman
- 👤 Farris J Swaney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:00
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; B; B63; B63B; B63B57/00; B63B57/04; B63J; B63J2/00; B63J2/02; B63J2/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2048137A
Cited
US962036A
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US1172884A
Cited
US2049987A
Cited
US2002294A
Cited
US2042274A
Cited
US2404418A
Cited
US2375834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |