US3526308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check controlled dispensing machine with article selection indicator
Assignee: ROBERT O THOMAS
•
Filing: 1968-03-26
•
Granted: 1970-09-01
•
Expires: 1988-03-26
Abstract
No abstract record available.
Inventors
- 👤 Robert O Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:37
CPC Classifications
G; G07; G07F; G07F11/00; G07F11/46; G07F11/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US495241A
Cited
US1978205A
Cited
US2067675A
Cited
US2556338A
Cited
US2661259A
Cited
US3002602A
Cited
US2890781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |