Patent US2561680A successfully refreshed from Google Patents.
Patent US2806693A successfully refreshed from Google Patents.
US2806693A
Expired / Lapsed
US
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Dispensing machine
Assignee: —
•
Filing: —
•
Granted: 1957-09-17
•
Expires: 1974-09-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:41
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/28; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4539; Y10T83/4541; Y10T83/4544
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1435185A
Cited
US2180483A
Cited
US1450343A
Cited
US1503164A
Cited
US2136930A
Cited
US2408363A
Cited
GB690346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |