Patent US2436175A successfully refreshed from Google Patents.
US2436175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic firearm
Assignee: ERNEST C NEAL
•
Filing: 1942-05-23
•
Granted: 1948-02-17
•
Expires: 1962-05-23
Abstract
No abstract record available.
Inventors
- 👤 Ernest C Neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:57
CPC Classifications
F; F41; F41A; F41A3/00; F41A3/12; F41A3/14; F41A3/16; F41A3/26; F41A17/00; F41A17/56; F41A19/00; F41A19/06; F41A19/18; F41A19/19; F41A19/21; F41A19/22; F41A3/60; F41A5/00; F41A5/02; F41A9/00; F41A9/35; F41A9/38; F41A9/39; F41A9/40; F41A9/61; F41A9/64; F41A9/72; F41F; F41F1/00; F41F1/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
SE20937C1
Cited
US116066A
Cited
US174873A
Cited
US245710A
Cited
US430211A
Cited
US85120A
Cited
US43553A
Cited
US683240A
Cited
US785275A
Cited
GB191120323A
Cited
US1454039A
Cited
US1444768A
Cited
US1340127A
Cited
US1424751A
Cited
US1660590A
Cited
US1839621A
Cited
GB398081A
Cited
US2279087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |