US2118152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing moisture and moisture vaporproof papers
Assignee: Dixie Wax Paper Co
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Filing: 1935-05-08
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Granted: 1938-05-24
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Expires: 1955-05-08
Abstract
No abstract record available.
Inventors
- 👤 William H Bryce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:06
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H5/00; D21H5/0005; D21H5/0025; D21H5/003; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24752; Y10T428/24769; Y10T428/24802; Y10T428/31504; Y10T428/31801; Y10T428/31804
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) | 1941-05-23 | 1941-11-22 | 1942-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-23 | 1945-11-22 | 1946-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-23 | 1949-11-22 | 1950-05-24 | $7700.00 | Window Closed / Lapsed |