US3043283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines
Assignee: Individual
•
Filing: 1959-05-12
•
Granted: 1962-07-10
•
Expires: 1979-05-12
Abstract
No abstract record available.
Inventors
- 👤 Vitale Salvatore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:50
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/16; F02B75/18; F02B75/24; F02B75/246; F02B2075/1804; F02B2075/1832
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR973595A
Cited
US869021A
Cited
GB191011649A
Cited
US1157626A
Cited
US1206016A
Cited
US2131595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |