US2350398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint construction
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1940-12-06
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Granted: 1944-06-06
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Expires: 1960-12-06
Abstract
No abstract record available.
Inventors
- 👤 George H Hufferd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:21
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0619; F16C11/0623; F16C11/0652; F16C11/0628; F16C11/0633; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49648; Y10T29/49657; Y10T29/49661; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32188; Y10T403/32196; Y10T403/32204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-06-06 | 1947-12-06 | 1948-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-06-06 | 1951-12-06 | 1952-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-06-06 | 1955-12-06 | 1956-06-06 | $7700.00 | Window Closed / Lapsed |