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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
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Abstract

No abstract record available.

Inventors

  • 👤 Lawrence W Beloungie

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 11:28
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/50; G06F7/501

Claims Analysis

Total Claims: 0
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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

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