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US1759798A
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Assignee: Individual
•
Filing: 1928-12-17
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Granted: 1930-05-20
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Expires: 1948-12-17
Abstract
No abstract record available.
Inventors
- 👤 Sylvester E Murphy
- 👤 Charles L Gallian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:38
CPC Classifications
F; F16; F16K; F16K17/00; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/7043; Y10T137/7062; Y10T137/7722; Y10T137/7723; Y10T137/7731; Y10T137/7733; Y10T137/7837; Y10T137/7876; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/791; Y10T137/7922; Y10T137/7927; Y10T137/8593; Y10T137/877; Y10T137/87788
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) | 1933-05-19 | 1933-11-18 | 1934-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-05-19 | 1937-11-18 | 1938-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-05-19 | 1941-11-18 | 1942-05-20 | $7700.00 | Window Closed / Lapsed |