US1995264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite structural unit
Assignee: Masonite Corp
•
Filing: 1931-11-03
•
Granted: 1935-03-19
•
Expires: 1951-11-03
Abstract
No abstract record available.
Inventors
- 👤 William H Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:24
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/022; E04F15/04; E04F15/041; Y; Y10; Y10T; Y10T428/00; Y10T428/16; Y10T428/19; Y10T428/192; Y10T428/195; Y10T428/24; Y10T428/24752; Y10T428/24777
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) | 1938-03-18 | 1938-09-17 | 1939-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-03-18 | 1942-09-17 | 1943-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-03-18 | 1946-09-17 | 1947-03-19 | $7700.00 | Window Closed / Lapsed |