US3379336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-sealing tank
Assignee: Motors Liquidation Co
•
Filing: 1966-11-30
•
Granted: 1968-04-23
•
Expires: 1986-11-30
Abstract
No abstract record available.
Inventors
- 👤 Rowland L Stedfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:25
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/02; F; F41; F41H; F41H5/00; F41H5/02; F41H5/04; F41H5/0471; F41H5/0478; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50; Y10; Y10S; Y10S220/00; Y10S220/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2754992A
Cited
US3291333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |