US3246144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibition of micro-organism growth in petroleum fuel
Assignee: Lockheed Martin Corp
•
Filing: 1962-08-01
•
Granted: 1966-04-12
•
Expires: 1982-08-01
Abstract
No abstract record available.
Inventors
- 👤 Robert T Beall
- 👤 Niels H Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:17
CPC Classifications
C; C10; C10G; C10G32/00; B; B64; B64D; B64D37/00; B64D37/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD OF ELIMINATING THE CONTIMINATION OF INTEGRAL AIRCRAFT WING FUEL TANKS FROM MICRO-ORGANISMS COMPRISING THE STEPS OF MOUNTING ULTRAVOILET LAMP UNITS AT THE LOWERMOST EXTREMITY OF THE FUEL TANK, SPACING SAID LAMP UNITS AT PREDETERMINED INTERVALS ALONG THE LENGTH OF SAID TANKS, PROTECTING THE LAMPS AND THE ELECTRICAL CONNECTIONS THERETO WHICH COMPRISE THE LAMP UNITS FROM COMBUSTION-INDUCING EXPOSURE TO THE COMBUSTIBLE CONTENTS OF THE FUEL TANK, AND ENERGIZING SAID ULTRAVIOLET LAMPS FOR THE IRRIDIATION OF MICRO-ORGANISMS IN SAID TANK.
Claim 2
Independent Claim
80 words
A METHOD OF ELIMINATING THE CONTIMINATION OF INTEGRAL AIRCRAFT WING FUEL TANKS FROM MICRO-ORGANISMS COMPRISING THE STEPS OF MOUNTING ULTRAVOILET LAMP UNITS AT THE LOWERMOST EXTREMITY OF THE FUEL TANK, SPACING SAID LAMP UNITS AT PREDETERMINED INTERVALS ALONG THE LENGTH OF SAID TANKS, PROTECTING THE LAMPS AND THE ELECTRICAL CONNECTIONS THERETO WHICH COMPRISE THE LAMP UNITS FROM COMBUSTION-INDUCING EXPOSURE TO THE COMBUSTIBLE CONTENTS OF THE FUEL TANK, AND ENERGIZING SAID ULTRAVIOLET LAMPS FOR THE IRRIDIATION OF MICRO-ORGANISMS IN SAID TANK.
References Cited (Backward Citations)
US1307500A
Cited
GB324503A
Cited
US1896379A
Cited
US2018332A
Cited
US2072418A
Cited
US2282024A
Cited
US2340890A
Cited
US2648774A
Cited
US2669661A
Cited
US2670439A
Cited
US2857520A
Cited
US2935611A
Cited
US2968719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |