US3459932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curve resolver
Assignee: EIDP Inc
•
Filing: 1966-10-07
•
Granted: 1969-08-05
•
Expires: 1986-10-07
Abstract
No abstract record available.
Inventors
- 👤 Abram D Huey
- 👤 John D Mcghee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:15
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/26; G06G7/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3054998A
Cited
US2955762A
Cited
US2951417A
Cited
US3040622A
Cited
US3087674A
Cited
US3297822A
Cited
US3377544A
Cited
US3338131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |