US3248946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator sight gauge
Assignee: Individual
•
Filing: 1964-08-03
•
Granted: 1966-05-03
•
Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 Jerome M Lichtenberg
- 👤 Road Hammond Ferry
- 👤 Thomas R Demyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:40
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE275467C
Cited
US735078A
Cited
US1773756A
Cited
GB566954A
Cited
US2374142A
Cited
US2647406A
Cited
US2611481A
Cited
US2662405A
Cited
US2757632A
Cited
US2847969A
Cited
US2917924A
Cited
US3096748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |