Patent US3281850A successfully refreshed from Google Patents.
US772407A
Expired / Lapsed
US
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Credit-accounting appliance.
Assignee: Individual
•
Filing: 1904-03-30
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Granted: 1904-10-18
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Expires: 1924-03-30
Abstract
No abstract record available.
Inventors
- 👤 Walter M Ellet
- 👤 Rollo M Vick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:29
CPC Classifications
A; A47; A47B; A47B47/00; A47B47/02; A47B47/021; A47B47/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1907-10-18 | 1908-04-18 | 1908-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-10-18 | 1912-04-18 | 1912-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-10-18 | 1916-04-18 | 1916-10-18 | $7700.00 | Window Closed / Lapsed |