Patent US3439166A successfully refreshed from Google Patents.
US3439166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring ablation shield thickness
Assignee: Industrial Nucleonics Corp
•
Filing: 1964-11-04
•
Granted: 1969-04-15
•
Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 Henry R Chope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:27
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/52; B64G1/58; G; G01; G01N; G01N23/00; G01N23/20; G01N23/203
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2769097A
Cited
US2874303A
Cited
US3034244A
Cited
US2967938A
Cited
US2999935A
Cited
US2964631A
Cited
US3087061A
Cited
US3132329A
Cited
US3210545A
Cited
US3271572A
Cited
US3315076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |