Patent US2595106A successfully refreshed from Google Patents.
Patent US2251881A successfully refreshed from Google Patents.
US2552760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary calculator
Assignee: Automatic Electric Laboratories Inc
•
Filing: 1946-04-12
•
Granted: 1951-05-15
•
Expires: 1966-04-12
Abstract
No abstract record available.
Inventors
- 👤 Baker George Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:18
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/40; G06F7/405; G06F7/42
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2318591A
Cited
US2260827A
Cited
US2346616A
Cited
US2411540A
Cited
US2444042A
Cited
US2386481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |