Patent US2413495A successfully refreshed from Google Patents.
Patent US2765115A successfully refreshed from Google Patents.
US2765115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arithmetic adders
Assignee: Raytheon Co
•
Filing: 1951-10-30
•
Granted: 1956-10-02
•
Expires: 1971-10-30
Abstract
No abstract record available.
Inventors
- 👤 Lawrence W Beloungie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:38
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/50; G06F7/501
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2556200A
Cited
US2572912A
Cited
US2543442A
Cited
US2609143A
Cited
US2557729A
Cited
US2634052A
Cited
US2563589A
Cited
US2655598A
Cited
US2673293A
Cited
US2580771A
Cited
US2639859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |