US2913383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet-electrolytic method of configuring bodies
Assignee: Lanteris Space LLC
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Filing: 1957-05-02
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Granted: 1959-11-17
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Expires: 1977-05-02
Abstract
No abstract record available.
Inventors
- 👤 Alvin R Topfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:31
CPC Classifications
H; H10; H10P; H10P50/00; H10P50/60; H10P50/61; H10P50/613; C; C25; C25F; C25F3/00; C25F3/02; C25F3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
THE METHOD OF REMOVING A PORTION OF A BODY OF MATERIAL SELECTED FROM THE CLASS CONSISTING OF GERMANIUM, ARSENIC AND ANTIMONY, COMPRISING THE STEPS OF DIRECTING AGAINST SAID PORTION OF SAID BODY A JET OF AN ELECTROYTE CONTAINING HYDROGEN IONS WHILE MAINTIANING SAID JET POSITIVE WITH RESPECT TO SAID BODY TO PASS A CURRENT BETWEEEN SAID JET AND SAID BODY, SAID JET BEING MAINTAINED SUFFICIENTLY POSITIVE WITH RESPECT TO SAID BODY TO PRODUCE IN THE PORTION OF SAID JET IMPINGING SAID BODY PORTION AN AVERAGE ELECTRICAL CURRENT DENSITY OF AT LEAST 50 AMPERES PER SQUARE INCH AND TO CAUSE ETCHING OF SAID BODY PORTION BY SAID JET.
Claim 2
Independent Claim
107 words
THE METHOD OF REMOVING A PORTION OF A BODY OF MATERIAL SELECTED FROM THE CLASS CONSISTING OF GERMANIUM, ARSENIC AND ANTIMONY, COMPRISING THE STEPS OF DIRECTING AGAINST SAID PORTION OF SAID BODY A JET OF AN ELECTROYTE CONTAINING HYDROGEN IONS WHILE MAINTIANING SAID JET POSITIVE WITH RESPECT TO SAID BODY TO PASS A CURRENT BETWEEEN SAID JET AND SAID BODY, SAID JET BEING MAINTAINED SUFFICIENTLY POSITIVE WITH RESPECT TO SAID BODY TO PRODUCE IN THE PORTION OF SAID JET IMPINGING SAID BODY PORTION AN AVERAGE ELECTRICAL CURRENT DENSITY OF AT LEAST 50 AMPERES PER SQUARE INCH AND TO CAUSE ETCHING OF SAID BODY PORTION BY SAID JET.
References Cited (Backward Citations)
US2557823A
Cited
US2755238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |