US1908245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tamperproof seal
Assignee: Alcoa Corp
•
Filing: 1930-11-25
•
Granted: 1933-05-09
•
Expires: 1950-11-25
Abstract
No abstract record available.
Inventors
- 👤 Hogg Emerson Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:40
CPC Classifications
B; B65; B65D; B65D55/00; B65D55/02; B65D55/06; B65D55/08; B65D55/0818; B65D55/0836; B65D55/0845; B65D41/00; B65D41/32; B65D41/34; B65D41/348; B65D41/349; B65D2401/00; B65D2401/15; B65D2401/35
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) | 1936-05-08 | 1936-11-07 | 1937-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-08 | 1940-11-07 | 1941-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-08 | 1944-11-07 | 1945-05-09 | $7700.00 | Window Closed / Lapsed |