US2728434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coin mechanism and change maker embodying said mechanism
Assignee: National Vendors Inc
•
Filing: 1950-12-07
•
Granted: 1955-12-27
•
Expires: 1970-12-07
Abstract
No abstract record available.
Inventors
- 👤 Benjamin W Fry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:35
CPC Classifications
G; G07; G07F; G07F5/00; G07F5/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US509181A
Cited
US2275084A
Cited
US2292965A
Cited
US2323255A
Cited
US2366469A
Cited
US2433689A
Cited
US2585718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |