US2958636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of the application of liquids to solids
Assignee: Lanteris Space LLC
•
Filing: 1956-09-10
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Granted: 1960-11-01
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Expires: 1976-09-10
Abstract
No abstract record available.
Inventors
- 👤 Lincoln W Hershinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:36
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/02; C25F3/12; H; H10; H10P; H10P95/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
108 words
IN THE TREATMENT OF A SEMICONDUCTOR SOLID: HOLDING SMALL DROP OF ELECTROLYTE LIQUID, WITH ONE DROP SURFACE EXPOSED, WITH ANOTHER DROP SURFACE CONTACTING A SURFACE OF THE SOLID, AND WITH AN ELECTRICAL POTENTIAL MAINTAINED BETWEEN THE LIQUID AND THE SOLID, FEEDING A SMALL STREAM OF LIQUID INTO THE INNER PORTION OF THE DROP IN A DIRECTION TOWARD SAID SURFACE OF THE SOLID,AND PROPELLING THE LIQUID OF THE EXPOSED DROP SURFACE AWAY FROM THE SURFACE OF THE SOLID AND IN COUNTERFLOW RELATION TO SAID SMALL STREAM OF LIQUID BY MAINTAINING A CURRENT OF GAS ALONG THE ENTIRE EXPOSED SURFACE OF TH DROP, FLOWING COUNTERCURRENTLY TO SAID STREAM OF LIQUID.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |