Patent US2418906A successfully refreshed from Google Patents.
US2418906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breech bolt retracting means
Assignee: Motors Liquidation Co
•
Filing: 1944-05-01
•
Granted: 1947-04-15
•
Expires: 1964-05-01
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Sampson
- 👤 George J Hyde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:11
CPC Classifications
F; F41; F41A; F41A15/00; F41A15/12; F41A15/16; F41A19/00; F41A19/06; F41A19/25; F41A19/27; F41A19/29; F41A19/30; F41A19/34; F41A3/00; F41A3/64; F41A3/78; F41A3/82
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US237357A
Cited
US534894A
Cited
GB190010391A
Cited
US785085A
Cited
US1003790A
Cited
US1057171A
Cited
US1472126A
Cited
DE389737C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |