Patent US2531843A successfully refreshed from Google Patents.
US2531843A
Expired / Lapsed
US
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Stiffening for garments
Assignee: Individual
•
Filing: 1948-12-06
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Granted: 1950-11-28
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Expires: 1968-12-06
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Durey
- 👤 Fred A Maynard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:17
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/02; A41D27/06; A41C; A41C1/00; A41C1/12; A41C1/14; Y; Y10; Y10S; Y10S264/00; Y10S264/53; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457; Y10T428/24612; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB407958A
Cited
US2105257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |