US1990701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall paper
Assignee: Individual
•
Filing: 1931-06-26
•
Granted: 1935-02-12
•
Expires: 1951-06-26
Abstract
No abstract record available.
Inventors
- 👤 Albert C Knight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:11
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J2400/00; C09J2400/20; C09J2400/28; C09J2400/283; Y; Y10; Y10S; Y10S428/00; Y10S428/906; Y10T; Y10T428/00; Y10T428/14; Y10T428/1471; Y10T428/24; Y10T428/24752; Y10T428/24769
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1938-02-11 | 1938-08-13 | 1939-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-02-11 | 1942-08-13 | 1943-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-02-11 | 1946-08-13 | 1947-02-12 | $7700.00 | Window Closed / Lapsed |