US1644199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall board and method of forming the same
Assignee: Individual
•
Filing: 1917-10-05
•
Granted: 1927-10-04
•
Expires: 1937-10-05
Abstract
No abstract record available.
Inventors
- 👤 Frank J Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:12
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; Y; Y10; Y10S; Y10S220/00; Y10S220/09
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) | 1930-10-03 | 1931-04-04 | 1931-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-03 | 1935-04-04 | 1935-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-03 | 1939-04-04 | 1939-10-04 | $7700.00 | Window Closed / Lapsed |