US3380406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite design for transparent armour
Assignee: Whittaker Corp
•
Filing: 1965-04-28
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Granted: 1968-04-30
•
Expires: 1985-04-28
Abstract
No abstract record available.
Inventors
- 👤 Gosnell Rex Beach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:41
CPC Classifications
F; F41; F41H; F41H5/00; F41H5/02; F41H5/04; F41H5/0407
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US787065A
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US952877A
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US1888042A
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US2019118A
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FR817596A
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CH227168A
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US2758951A
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US3009845A
Cited
US3135645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |