Patent US1421131A successfully refreshed from Google Patents.
Patent US2014068A successfully refreshed from Google Patents.
US2014068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabrics for aeroplane construction and process and composition for making same
Assignee: Individual
•
Filing: 1931-06-27
•
Granted: 1935-09-10
•
Expires: 1951-06-27
Abstract
No abstract record available.
Inventors
- 👤 Hutchman James Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:36
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/01; D06M15/03; D06M15/05; D06M15/07; Y; Y10; Y10S; Y10S122/00; Y10S122/07; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31986; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2098
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) | 1938-09-09 | 1939-03-11 | 1939-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-09 | 1943-03-11 | 1943-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-09 | 1947-03-11 | 1947-09-10 | $7700.00 | Window Closed / Lapsed |