US1995668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown scaffold
Assignee: Individual
•
Filing: 1934-09-24
•
Granted: 1935-03-26
•
Expires: 1954-09-24
Abstract
No abstract record available.
Inventors
- 👤 Clark Clarence Santee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:44
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/02; E04G1/04; E04G1/06; F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/048
Claims Analysis
Total Claims: 0
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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) | 1938-03-25 | 1938-09-24 | 1939-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-03-25 | 1942-09-24 | 1943-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-03-25 | 1946-09-24 | 1947-03-26 | $7700.00 | Window Closed / Lapsed |