US2543785A
Expired / Lapsed
US
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Assignee: SUTTON PATENTS Inc
•
Filing: 1946-12-21
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Granted: 1951-03-06
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Expires: 1966-12-21
Abstract
No abstract record available.
Inventors
- 👤 Lermont Basil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:32
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/44; E05C17/443; E05B; E05B65/00; E05B65/08; E05B65/0835; E05B65/0841; Y; Y10; Y10S; Y10S16/00; Y10S16/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |