US2145613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber lined barrel
Assignee: Continental Rubber Works
•
Filing: 1937-01-18
•
Granted: 1939-01-31
•
Expires: 1957-01-18
Abstract
No abstract record available.
Inventors
- 👤 Charles C Shenk
- 👤 Lansberry Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:28
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/14; B65D45/00; B65D45/32; Y; Y10; Y10T; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/212; Y10T292/214
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) | 1942-01-30 | 1942-08-01 | 1943-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-01-30 | 1946-08-01 | 1947-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-01-30 | 1950-08-01 | 1951-01-31 | $7700.00 | Window Closed / Lapsed |