Patent US2962728A successfully refreshed from Google Patents.
US2962728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Service cart
Assignee: Individual
•
Filing: 1958-05-05
•
Granted: 1960-12-06
•
Expires: 1978-05-05
Abstract
No abstract record available.
Inventors
- 👤 Samuel H Kuvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:27
CPC Classifications
D; D06; D06F; D06F1/00; D06F39/00; D06F39/08; D06F39/083
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |