US3096536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable ball caster
Assignee: ROLL LOK CORP
•
Filing: 1961-03-31
•
Granted: 1963-07-09
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
- 👤 Rabelos Nicholas Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:57
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/002; A47C7/006; A47B; A47B91/00; A47B91/04; B; B60; B60B; B60B33/00; B60B33/04; B60B33/06; B60B33/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US229478A
Cited
US642921A
Cited
GB190218968A
Cited
CA177751A
Cited
US1301139A
Cited
US2590032A
Cited
US2973546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |