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US3114470A
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Joint for honeycomb structure
Assignee: Douglas Aircraft Co Inc
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Filing: 1960-09-14
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Granted: 1963-12-17
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Expires: 1980-09-14
Abstract
No abstract record available.
Inventors
- 👤 Mcdill William Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:50
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/025; F17C3/027; B; B63; B63B; B63B3/00; B63B3/14; B63B3/68; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/0329; F17C2203/0333; F17C2203/0358; F17C2203/0391; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105; Y; Y10; Y10S; Y10S220/00; Y10S220/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |