US2332020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing thread
Assignee: Columbian Rope Co
•
Filing: 1942-02-24
•
Granted: 1943-10-19
•
Expires: 1962-02-24
Abstract
No abstract record available.
Inventors
- 👤 James S Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:06
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/08; D02G3/44; D02G3/46; Y; Y10; Y10S; Y10S57/00; Y10S57/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-10-18 | 1947-04-19 | 1947-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-18 | 1951-04-19 | 1951-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-18 | 1955-04-19 | 1955-10-19 | $7700.00 | Window Closed / Lapsed |