US2867728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Logging apparatus
Assignee: General Electric Co
•
Filing: 1954-10-28
•
Granted: 1959-01-06
•
Expires: 1974-10-28
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Pollock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:41
CPC Classifications
G; G01; G01V; G01V5/00; G01V5/04; G01V5/08; G01V5/10; G01V5/104; G01V5/105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
IN A LOGGING APPARATUS, A PULSED SOURCE OF NEUTRONS INCLUDING A FIRST MEANS TO PRODUCE IONS AND A SECOND MEANS ENERGIZED BY SAID FIRST MEANS TO ACCELERATE SAID
Claim 2
Dependent Claim
28 words
IN A LOGGING APPARATUS, A PULSED SOURCE OF NEUTRONS INCLUDING A FIRST MEANS TO PRODUCE IONS AND A SECOND MEANS ENERGIZED BY SAID FIRST MEANS TO ACCELERATE SAID
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) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |