US1223634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile.
Assignee: Individual
•
Filing: 1916-12-04
•
Granted: 1917-04-24
•
Expires: 1936-12-04
Abstract
No abstract record available.
Inventors
- 👤 J A Steinmetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:04
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/04; F42B12/06
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) | 1920-04-23 | 1920-10-23 | 1921-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-04-23 | 1924-10-23 | 1925-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-04-23 | 1928-10-23 | 1929-04-24 | $7700.00 | Window Closed / Lapsed |