US2540617A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic billing machine for liquid dispensers
Assignee: Neptune Meter Co
•
Filing: 1942-06-26
•
Granted: 1951-02-06
•
Expires: 1962-06-26
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 12:56
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |