US1430998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-resistant paper and process of making same
Assignee: Individual
•
Filing: 1921-03-10
•
Granted: 1922-10-03
•
Expires: 1941-03-10
Abstract
No abstract record available.
Inventors
- 👤 Hoskins William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:35
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H17/00; D21H17/03; D21H17/05; D21H17/14; G; G03; G03B; G03B17/00; G03B17/26; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24893
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) | 1925-10-02 | 1926-04-03 | 1926-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-10-02 | 1930-04-03 | 1930-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-10-02 | 1934-04-03 | 1934-10-03 | $7700.00 | Window Closed / Lapsed |