US2760722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-total credit balance adding
Assignee: —
•
Filing: —
•
Granted: 1956-08-28
•
Expires: 1973-08-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:05
CPC Classifications
G; G06; G06C; G06C15/00; G06C15/04; G06C15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1908358A
Cited
US1975774A
Cited
US2070785A
Cited
US2562049A
Cited
US2647688A
Cited
US2647687A
Cited
US1016276A
Cited
US2263479A
Cited
US2586420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |