US2354801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rafter seat
Assignee: Individual
•
Filing: 1942-10-12
•
Granted: 1944-08-01
•
Expires: 1962-10-12
Abstract
No abstract record available.
Inventors
- 👤 Huff Paul De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:05
CPC Classifications
E; E04; E04B; E04B7/00; E04B7/02; E04B7/04; E04B7/045; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B1/2608; F; F16; F16B; F16B9/00; F16B9/05; F16B9/052; F16B9/058; F16B2200/00; F16B2200/50; F16B2200/503; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7129
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) | 1947-08-01 | 1948-01-31 | 1948-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-01 | 1952-01-31 | 1952-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-01 | 1956-01-31 | 1956-08-01 | $7700.00 | Window Closed / Lapsed |