US3349231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical computer
Assignee: ANN ARBOR TRUST CO
•
Filing: 1963-05-14
•
Granted: 1967-10-24
•
Expires: 1983-05-14
Abstract
No abstract record available.
Inventors
- 👤 Samuel T Harmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:41
CPC Classifications
G; G06; G06E; G06E3/00; G06E3/001; G06E3/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A DEVICE FOR PERFORMING THE MATHEMATICAL COMPUTA-TION INDICATED BY THE EQUATION
Claim 2
Independent Claim
11 words
A DEVICE FOR PERFORMING THE MATHEMATICAL COMPUTA-TION INDICATED BY THE EQUATION
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |