Patent DE869986C successfully refreshed from Google Patents.
US2004263A
Expired / Lapsed
US
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Compensator
Assignee: WYRICK ENGINEERING Co
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Filing: 1934-04-18
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Granted: 1935-06-11
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Expires: 1954-04-18
Abstract
No abstract record available.
Inventors
- 👤 Clayton E Wyrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:06
CPC Classifications
F; F16; F16C; F16C25/00; F16C25/06; F16C25/08; F16C19/00; F16C19/54; F16C19/541; F16C19/542; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2300/00; F16C2300/02
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) | 1938-06-10 | 1938-12-10 | 1939-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-06-10 | 1942-12-10 | 1943-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-06-10 | 1946-12-10 | 1947-06-11 | $7700.00 | Window Closed / Lapsed |