US2668430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stocking
Assignee: R K LAROS SILK Co
•
Filing: 1951-11-03
•
Granted: 1954-02-09
•
Expires: 1971-11-03
Abstract
No abstract record available.
Inventors
- 👤 Russell K Laros
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:17
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2090669A
Cited
US2197896A
Cited
US2267199A
Cited
US2364404A
Cited
GB558297A
Cited
US2312089A
Cited
US2394165A
Cited
US2601451A
Cited
US2506667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |