US2538243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic billing machine for dispensing liquid
Assignee: Neptune Meter Co
•
Filing: 1945-03-21
•
Granted: 1951-01-16
•
Expires: 1965-03-21
Abstract
No abstract record available.
Inventors
- 👤 Charles S Hazard
- 👤 Shipman Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:56
CPC Classifications
G; G07; G07F; G07F15/00; G07F15/04; B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/22; B67D7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US795361A
Cited
US1005555A
Cited
US2051597A
Cited
US2250326A
Cited
US2116777A
Cited
US2319444A
Cited
US2379785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-15 | 1954-07-17 | 1955-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-15 | 1958-07-17 | 1959-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-15 | 1962-07-17 | 1963-01-16 | $7700.00 | Window Closed / Lapsed |