US2885655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary relative magnitude comparator
Assignee: Underwood Corp
•
Filing: 1954-04-09
•
Granted: 1959-05-05
•
Expires: 1974-04-09
Abstract
No abstract record available.
Inventors
- 👤 Gerald D Smoliar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:55
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/02; G06F7/026
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2074392A
Cited
US2501821A
Cited
FR1005754A
Cited
US2604262A
Cited
US2623171A
Cited
US2615127A
Cited
US2641696A
Cited
GB688049A
Cited
US2749440A
Cited
FR1040913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |