Patent US1746978A successfully refreshed from Google Patents.
US1746978A
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Assignee: Individual
•
Filing: 1928-11-17
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Granted: 1930-02-11
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Expires: 1948-11-17
Abstract
No abstract record available.
Inventors
- 👤 Carl J Winkler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:33
CPC Classifications
F; F16; F16C; F16C25/00; F16C25/06; F16C25/08; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/54; F16C19/546; F16C19/547; F16C19/548; F16C2326/00; F16C2326/01; F16C2326/02; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/974; Y10S411/979; Y10S411/98
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) | 1933-02-10 | 1933-08-12 | 1934-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-02-10 | 1937-08-12 | 1938-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-02-10 | 1941-08-12 | 1942-02-11 | $7700.00 | Window Closed / Lapsed |