US2840147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile fuel tank
Assignee: Individual
•
Filing: 1955-05-31
•
Granted: 1958-06-24
•
Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 Henry C Almestad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:05
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/06; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4841; Y10T137/4857; Y10T137/8158; Y10T137/8342; Y10T137/8593; Y10T137/86348
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US766566A
Cited
US1494978A
Cited
US1798300A
Cited
GB453677A
Cited
US2316116A
Cited
US2223432A
Cited
US2356200A
Cited
US2389168A
Cited
DE807252C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |