US3339404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lunar penetrometer
Assignee: Individual
•
Filing: 1963-11-26
•
Granted: 1967-09-05
•
Expires: 1983-11-26
Abstract
No abstract record available.
Inventors
- 👤 George W Brooks
- 👤 John L Mccarty
- 👤 Alfred G Beswick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:57
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A METHOD OF DETERMINING CERTAIN PHYSICAL PROPERTIES OF A SURFACE INCLUDING THE STEPS OF: DIRECTING A BODY TOWARD THE SURFACE; IMPACTING THE BODY AGAINST THE SURFACE; COMMUNICATING FROM THE BODY THE IMPACT ACCELERATION DATA THEREOF; COLLECTING THE ACCELERATION DATA; FROM COMPARING THE DATA WITH KNOWN ACCELERATION DATA FROM ESTABLISHING SURFACE CHARACTERISTICS.
Claim 2
Independent Claim
51 words
A METHOD OF DETERMINING CERTAIN PHYSICAL PROPERTIES OF A SURFACE INCLUDING THE STEPS OF: DIRECTING A BODY TOWARD THE SURFACE; IMPACTING THE BODY AGAINST THE SURFACE; COMMUNICATING FROM THE BODY THE IMPACT ACCELERATION DATA THEREOF; COLLECTING THE ACCELERATION DATA; FROM COMPARING THE DATA WITH KNOWN ACCELERATION DATA FROM ESTABLISHING SURFACE CHARACTERISTICS.
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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |