Patent US1199616A successfully refreshed from Google Patents.
US1199616A
Expired / Lapsed
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Scavenging-valve for internal-combustion engines.
Assignee: Individual
•
Filing: 1916-03-18
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Granted: 1916-09-26
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Expires: 1936-03-18
Abstract
No abstract record available.
Inventors
- 👤 Kenneth Rushton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:59
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/03; F16K15/06; F16K47/00; F16K47/01; F16K47/011; F16K47/0111; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7748; Y10T137/7781; Y10T137/7837; Y10T137/785; Y10T137/7904; Y10T137/7922; Y10T137/7925
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) | 1919-09-26 | 1920-03-27 | 1920-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-09-26 | 1924-03-27 | 1924-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-09-26 | 1928-03-27 | 1928-09-26 | $7700.00 | Window Closed / Lapsed |