US2874901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tally instruction apparatus for automatic digital computers
Assignee: Individual
•
Filing: 1954-12-08
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Granted: 1959-02-24
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Expires: 1974-12-08
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Holmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:00
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/32; G06F9/322; G06F9/325; A; A61; A61M; A61M19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |