US2612976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form issuing apparatus
Assignee: INSUROGRAPH Inc
•
Filing: 1948-12-24
•
Granted: 1952-10-07
•
Expires: 1968-12-24
Abstract
No abstract record available.
Inventors
- 👤 William W Harper
- 👤 Lloyd E Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:25
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/40; Y; Y10; Y10T; Y10T83/00; Y10T83/626
Claims Analysis
Total Claims: 0
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US2271073A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |