Patent US1839196A successfully refreshed from Google Patents.
US1839196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic machine for forming ironing boards and the like
Assignee: California Sash Door & Mill Co
•
Filing: 1929-10-28
•
Granted: 1932-01-05
•
Expires: 1949-10-28
Abstract
No abstract record available.
Inventors
- 👤 James R Cameron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:26
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102; B23Q35/104
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) | 1935-01-04 | 1935-07-06 | 1936-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-01-04 | 1939-07-06 | 1940-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-01-04 | 1943-07-06 | 1944-01-05 | $7700.00 | Window Closed / Lapsed |