US3457768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Meter proving
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1966-02-07
•
Granted: 1969-07-29
•
Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Albert W Jasek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:11
CPC Classifications
G; G01; G01F; G01F25/00; G01F25/10; G01F25/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3021703A
Cited
US3120118A
Cited
US3138013A
Cited
US3254523A
Cited
US3273375A
Cited
US3271994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |