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US2957348A
Expired / Lapsed
US
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Water temperature indicator
Assignee: Individual
•
Filing: 1958-04-11
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Granted: 1960-10-25
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Expires: 1978-04-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Sanders B Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:44
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/48; G01K5/56; G01K5/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1862994A
Cited
US1874263A
Cited
US1917457A
Cited
US2558736A
Cited
US2560455A
Cited
US2959699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |