Patent US3485171A successfully refreshed from Google Patents.
US3485171A
Expired / Lapsed
US
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Stabilizing a smoke shell with an interior plastic liner
Assignee: United States Department of the Army
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Filing: 1967-10-23
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Granted: 1969-12-23
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Expires: 1987-10-23
Abstract
No abstract record available.
Inventors
- 👤 Russell I Wessells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:23
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/26; F42B5/28; F42B5/295; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/48; F42B12/72; F42B12/76; F42B12/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1605574A
Cited
US2195429A
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US2532323A
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US2589129A
Cited
US3013495A
Cited
GB978435A
Cited
US3103888A
Cited
FR1341656A
Cited
US3292543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |