US1569916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of water transportation and a novel boat for use in connection therewith
Assignee: BYLLESBY ENGINEERING AND MAN C
•
Filing: 1922-12-11
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Granted: 1926-01-19
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Expires: 1942-12-11
Abstract
No abstract record available.
Inventors
- 👤 Harry H Fisher
- 👤 Walter B Rittenhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:07
CPC Classifications
B; B63; B63H; B63H19/00; B63H19/02; B63H19/04; Y; Y02; Y02T; Y02T70/00; Y02T70/50; Y02T70/5218; Y02T70/5236
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) | 1929-01-18 | 1929-07-20 | 1930-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-01-18 | 1933-07-20 | 1934-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-01-18 | 1937-07-20 | 1938-01-19 | $7700.00 | Window Closed / Lapsed |