US3075902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet-electrolytic etching and measuring method
Assignee: Lanteris Space LLC
•
Filing: 1956-03-30
•
Granted: 1963-01-29
•
Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 William E Bradley
- 👤 Roschen John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:47
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/02; C25F3/14; C25F3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1882962A
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US2519945A
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US2532908A
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US2644852A
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US2746918A
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US2763608A
Cited
US2846346A
Cited
US3023153A
Cited
US2767137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |