US2965978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Job performance board
Assignee: Individual
•
Filing: 1959-03-16
•
Granted: 1960-12-27
•
Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 Harriette M Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:53
CPC Classifications
G; G09; G09B; G09B1/00; G09B1/02; G09B1/04; G09B1/06; G09B1/08; Y; Y10; Y10T; Y10T24/00; Y10T24/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1268613A
Cited
US1694639A
Cited
US1665568A
Cited
US1810334A
Cited
US1806156A
Cited
US2512485A
Cited
US2668370A
Cited
US2883765A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |