US3021565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizer for honeycom core
Assignee: Northrop Grumman Corp
•
Filing: 1960-05-09
•
Granted: 1962-02-20
•
Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Eldon L Bowman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:54
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0003; Y; Y10; Y10S; Y10S264/00; Y10S264/78; Y10S425/00; Y10S425/029; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2110530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |