Patent US3781338A successfully refreshed from Google Patents.
Patent US5596197A successfully refreshed from Google Patents.
Patent US1198030A successfully refreshed from Google Patents.
Patent DE737248C successfully refreshed from Google Patents.
Patent US1190378A successfully refreshed from Google Patents.
US1190378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft plane or wing.
Assignee: Individual
•
Filing: 1915-03-31
•
Granted: 1916-07-11
•
Expires: 1935-03-31
Abstract
No abstract record available.
Inventors
- 👤 John Percival Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:10
CPC Classifications
B; B64; B64C; B64C9/00; B64C9/14; B64C9/22; B64C9/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1919-07-11 | 1920-01-10 | 1920-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-07-11 | 1924-01-10 | 1924-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-07-11 | 1928-01-10 | 1928-07-11 | $7700.00 | Window Closed / Lapsed |