Patent US4459601A successfully refreshed from Google Patents.
Patent US447702A successfully refreshed from Google Patents.
US1423398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stop motion
Assignee: Individual
•
Filing: 1921-01-04
•
Granted: 1922-07-18
•
Expires: 1941-01-04
Abstract
No abstract record available.
Inventors
- 👤 Connell Edward Francis
- 👤 Connell John Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:30
CPC Classifications
D; D04; D04B; D04B35/00; D04B35/10
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) | 1925-07-17 | 1926-01-16 | 1926-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-07-17 | 1930-01-16 | 1930-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-07-17 | 1934-01-16 | 1934-07-18 | $7700.00 | Window Closed / Lapsed |