US1328571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic steering mechanism of automobile torpedoes
Assignee: WHITEHEAD TORPEDO WORKS (WEYMOUTH) Ltd
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Filing: 1918-09-04
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Granted: 1920-01-20
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Expires: 1938-09-04
Abstract
No abstract record available.
Inventors
- 👤 Lees Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:41
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/02; G05D1/0206; F; F41; F41G; F41G7/00; F41G7/34; F42; F42B; F42B19/00; F42B19/01; F42B19/06
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) | 1923-01-19 | 1923-07-21 | 1924-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-01-19 | 1927-07-21 | 1928-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-01-19 | 1931-07-21 | 1932-01-20 | $7700.00 | Window Closed / Lapsed |