US1781864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Draft and noise stop
Assignee: PAULINE S SECCOMBE
•
Filing: 1929-03-27
•
Granted: 1930-11-18
•
Expires: 1949-03-27
Abstract
No abstract record available.
Inventors
- 👤 Clayton F Wyatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:09
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/18; E06B7/20
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) | 1933-11-17 | 1934-05-19 | 1934-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-11-17 | 1938-05-19 | 1938-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-11-17 | 1942-05-19 | 1942-11-18 | $7700.00 | Window Closed / Lapsed |