Patent US2072099A successfully refreshed from Google Patents.
US2072099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ordnance
Assignee: AMERICAN ORDNANCE Corp
•
Filing: 1934-04-07
•
Granted: 1937-03-02
•
Expires: 1954-04-07
Abstract
No abstract record available.
Inventors
- 👤 Davison Alice Lydia Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:24
CPC Classifications
F; F41; F41A; F41A25/00; F41A25/16; F41A25/20
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) | 1940-03-01 | 1940-08-31 | 1941-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-01 | 1944-08-31 | 1945-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-01 | 1948-08-31 | 1949-03-02 | $7700.00 | Window Closed / Lapsed |