US2963772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making balls
Assignee: Industrial Tectonics Inc
•
Filing: 1958-07-23
•
Granted: 1960-12-13
•
Expires: 1978-07-23
Abstract
No abstract record available.
Inventors
- 👤 Sr Raymond W Niles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:24
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/02; B21D51/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49712; Y10T29/49714; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1278915A
Cited
US1514810A
Cited
US1526140A
Cited
US1587404A
Cited
US2177928A
Cited
US2682700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |