US1617544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture and treatment of threads
Assignee: Individual
•
Filing: 1926-03-01
•
Granted: 1927-02-15
•
Expires: 1946-03-01
Abstract
No abstract record available.
Inventors
- 👤 Rosenthal Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:31
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/34; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/2481; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/2973; Y10T442/00; Y10T442/30; Y10T442/3049
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) | 1930-02-14 | 1930-08-16 | 1931-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-14 | 1934-08-16 | 1935-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-14 | 1938-08-16 | 1939-02-15 | $7700.00 | Window Closed / Lapsed |