Patent US2033727A successfully refreshed from Google Patents.
US2033727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box toe
Assignee: Beckwith Manufacturing Co
•
Filing: 1932-10-15
•
Granted: 1936-03-10
•
Expires: 1952-10-15
Abstract
No abstract record available.
Inventors
- 👤 Harold S Miller
- 👤 Hollis E Goodwin
- 👤 Stanley P Lovell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:29
CPC Classifications
A; A43; A43B; A43B23/00; A43B23/08; A43B23/081; A43B23/086; Y; Y10; Y10T; Y10T442/00; Y10T442/10; Y10T442/184; Y10T442/198; Y10T442/20; Y10T442/2361; Y10T442/2738; Y10T442/2746
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) | 1939-03-10 | 1939-09-09 | 1940-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-10 | 1943-09-09 | 1944-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-10 | 1947-09-09 | 1948-03-10 | $7700.00 | Window Closed / Lapsed |