US3469730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nestable shaped cargo carrier construction
Assignee: McDonnell Douglas Corp
•
Filing: 1966-11-18
•
Granted: 1969-09-30
•
Expires: 1986-11-18
Abstract
No abstract record available.
Inventors
- 👤 Charles W Neff
- 👤 Raleigh L Huntsman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:20
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02; B64D37/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2471296A
Cited
US2648454A
Cited
US2653541A
Cited
US2700458A
Cited
US2661115A
Cited
US2832503A
Cited
US2781935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |