US2472689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid weighing system
Assignee: E A B Inc
•
Filing: 1944-10-07
•
Granted: 1949-06-07
•
Expires: 1964-10-07
Abstract
No abstract record available.
Inventors
- 👤 Harold A Adams
- 👤 Eichelberger Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:58
CPC Classifications
G; G01; G01G; G01G5/00; G01G5/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US512799A
Cited
US999740A
Cited
US1147128A
Cited
GB301670A
Cited
US1956096A
Cited
US2020307A
Cited
US2093141A
Cited
US2041987A
Cited
US2109460A
Cited
US2352934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |