US2308693A
Expired / Lapsed
US
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Assignee: COLUMBIA MILLS Inc
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Filing: 1941-04-05
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Granted: 1943-01-19
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Expires: 1961-04-05
Abstract
No abstract record available.
Inventors
- 👤 Joshua H Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:36
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J2301/00; C09J2301/10; C09J2301/18; C09J2400/00; C09J2400/20; C09J2400/26; C09J2400/263; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10T; Y10T428/00; Y10T428/15
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) | 1946-01-18 | 1946-07-20 | 1947-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-01-18 | 1950-07-20 | 1951-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-01-18 | 1954-07-20 | 1955-01-19 | $7700.00 | Window Closed / Lapsed |