Patent US2527418A successfully refreshed from Google Patents.
US2527418A
Expired / Lapsed
US
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Insulation jacket for toilet tanks
Assignee: Individual
•
Filing: 1947-11-14
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Granted: 1950-10-24
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Expires: 1967-11-14
Abstract
No abstract record available.
Inventors
- 👤 Francis D Harrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:23
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US524878A
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US1251830A
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US1484056A
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US1730153A
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US2206680A
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US2324756A
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US2365086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |