US1743584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: WILTSE APPLIANCE CO
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Filing: 1927-06-09
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Granted: 1930-01-14
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Expires: 1947-06-09
Abstract
No abstract record available.
Inventors
- 👤 Wiltse Sumner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:44
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/04; F02M59/00; F02M59/02; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1352
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) | 1933-01-13 | 1933-07-15 | 1934-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-01-13 | 1937-07-15 | 1938-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-01-13 | 1941-07-15 | 1942-01-14 | $7700.00 | Window Closed / Lapsed |