US1745285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for impregnating stranded elements
Assignee: Individual
•
Filing: 1928-02-17
•
Granted: 1930-01-28
•
Expires: 1948-02-17
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Whiffen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:04
CPC Classifications
D; D07; D07B; D07B7/00; D07B7/16; D07B7/18; D07B7/185; D07B2201/00; D07B2201/20; D07B2201/2075; D07B2201/2079; D07B2201/2081; Y; Y10; Y10S; Y10S118/00; Y10S118/19
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) | 1933-01-27 | 1933-07-29 | 1934-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-01-27 | 1937-07-29 | 1938-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-01-27 | 1941-07-29 | 1942-01-28 | $7700.00 | Window Closed / Lapsed |