US3186392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for improving combustion in an internal combustion engine
Assignee: Individual
•
Filing: 1963-12-23
•
Granted: 1965-06-01
•
Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 Bran F Gregoric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:22
CPC Classifications
F; F02; F02M; F02M25/00; F02M25/06; F02M27/00; F02M27/08; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A DEVICE FOR IMPOVING COMBUSTION IN AN INTERNAL COMBUSTION ENGINE COMPRISING A VIBRATOR MEMBER RESPONSIVE TO THE IMPINGEMENT OF GASES THEREON TO VIBRATE AT SUPERSONIC FREQUENCIES AND TO CAUSE THE IMPINGING GASES TO VIBRATE AT SUPERSONIC FREQUENCIES, MEANS FOR EXTRACTING ENGINE EXHAUST GASES AND IMPINGING THE EXTRACTED EX-
Claim 2
Independent Claim
48 words
A DEVICE FOR IMPOVING COMBUSTION IN AN INTERNAL COMBUSTION ENGINE COMPRISING A VIBRATOR MEMBER RESPONSIVE TO THE IMPINGEMENT OF GASES THEREON TO VIBRATE AT SUPERSONIC FREQUENCIES AND TO CAUSE THE IMPINGING GASES TO VIBRATE AT SUPERSONIC FREQUENCIES, MEANS FOR EXTRACTING ENGINE EXHAUST GASES AND IMPINGING THE EXTRACTED EX-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |