Patent US2869138A successfully refreshed from Google Patents.
US2869138A
Expired / Lapsed
US
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Trouser leg supporting device
Assignee: Individual
•
Filing: 1955-12-09
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Granted: 1959-01-20
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Expires: 1975-12-09
Abstract
No abstract record available.
Inventors
- 👤 Harry N Hankoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:14
CPC Classifications
A; A41; A41F; A41F17/00; A41D; A41D1/00; A41D1/06; Y; Y10; Y10S; Y10S2/00; Y10S2/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1608096A
Cited
US1540020A
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US1575544A
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US1731100A
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US1733761A
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US1948251A
Cited
AT135539B
Cited
US2136742A
Cited
US2316958A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |