US3407304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Micrometeoroid penetration measuring device
Assignee: National Aeronautics and Space Administration
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Filing: 1965-11-19
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Granted: 1968-10-22
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Expires: 1985-11-19
Abstract
No abstract record available.
Inventors
- 👤 William H Kinard
- 👤 Jr James H Siviter
- 👤 Jr Charles C Laney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:37
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/26; G01D5/268; B; B64; B64G; B64G1/00; B64G1/22; B64G1/52; B64G1/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A MICROMETEOROID PENETRATION MEASURING DEVICE COMPRISING: A MATERIAL SPECIMEN PLACED IN A SPACE ENVIRONMENT SUCH THAT A SURFACE OF THE SPECIMEN IS EXPOSED TO THE MICROMETEOROID HAZARD; LAYERS OF OPTICAL FIBERS EMBEDDED IN SAID MATERIAL SPECIMEN AT DIFFERENT PREDETERMINED DEPTHS FROM SAID SURFACE; MEANS FOR EACH OF SAID LAYERS OF OPTICAL FIBERS FOR DETECTING ANY SUDDEN CHANGES IN LIGHT THAT IS TRANSMITTED THROUGH SAID OPTICAL FIBERS; AND MEANS FOR COUNTING SAID SUDDEN CHANGES DETECTED BY EACH OF SAID DETECTING MEANS WHEREBY WHEN MICROMETEOROID PARTICLES IMPACT SAID SPECIMEN THE DEPTHS OF PENETRATION OF THE MICROMETEROROID PARTICLES CAN BE DETERMINED.
Claim 2
Dependent Claim
98 words
A MICROMETEOROID PENETRATION MEASURING DEVICE COMPRISING: A MATERIAL SPECIMEN PLACED IN A SPACE ENVIRONMENT SUCH THAT A SURFACE OF THE SPECIMEN IS EXPOSED TO THE MICROMETEOROID HAZARD; LAYERS OF OPTICAL FIBERS EMBEDDED IN SAID MATERIAL SPECIMEN AT DIFFERENT PREDETERMINED DEPTHS FROM SAID SURFACE; MEANS FOR EACH OF SAID LAYERS OF OPTICAL FIBERS FOR DETECTING ANY SUDDEN CHANGES IN LIGHT THAT IS TRANSMITTED THROUGH SAID OPTICAL FIBERS; AND MEANS FOR COUNTING SAID SUDDEN CHANGES DETECTED BY EACH OF SAID DETECTING MEANS WHEREBY WHEN MICROMETEOROID PARTICLES IMPACT SAID SPECIMEN THE DEPTHS OF PENETRATION OF THE MICROMETEROROID PARTICLES CAN BE DETERMINED.
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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |