US1694362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adding and listing machine
Assignee: Sundstrand Corp
•
Filing: 1922-09-28
•
Granted: 1928-12-04
•
Expires: 1942-09-28
Abstract
No abstract record available.
Inventors
- 👤 Sundstrand Gustaf David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:39
CPC Classifications
G; G06; G06C; G06C7/00; G06C7/10
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) | 1931-12-04 | 1932-06-04 | 1932-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-12-04 | 1936-06-04 | 1936-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-12-04 | 1940-06-04 | 1940-12-04 | $7700.00 | Window Closed / Lapsed |