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US3516068A Expired / Lapsed US ⏱️ 0.0 years remaining

Cash flow computer

Assignee: Centronics Data Computer Corp
•
Filing: 1967-05-29
•
Granted: 1970-06-02
•
Expires: 1987-05-29
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Abstract

No abstract record available.

Inventors

  • 👤 Robert Howard
  • 👤 An Wang

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 18:28
CPC Classifications
G; G06; G06Q; G06Q40/00; G06Q40/02; G07; G07G; G07G1/00; G07G1/10

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3307156A Cited
US3328763A Cited
US3428793A Cited
US3407387A Cited
US3380031A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1973-06-01 1973-12-01 1974-06-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-06-01 1977-12-01 1978-06-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-06-01 1981-12-01 1982-06-02 $7700.00 Window Closed / Lapsed

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