Patent US2799600A successfully refreshed from Google Patents.
US2799600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing electrically conducting transparent coatings on optical surfaces
Assignee: Individual
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Filing: 1954-08-17
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Granted: 1957-07-16
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Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 Noel W Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:42
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/06; C23C14/14; C23C14/18; H; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A METHOD OF PUTTING STABLE COATINGS OF METALS ON SILICEOUS, VITREOUS, AND CERAMIC SPECIMEN MATERIALS COMPRISING THE STEPS OF; FIRST CLEANING BY IONIC BOMBARDMENT A SPECIMEN TO BE COATED; NEXT PASSING SAID SPECIMEN THROUGH A FIRST EXISTENT ATMOSPHERE OF EVAPORATED METAL WHEREBY SAID EVAPORATED METAL IS DEPOSITED ONTO THE SURFACE OF SAID SPECIMEN, SAID EVAPORATED METAL HAVING GOOD ADHESION PROPERTIES TO SAID SPECIMEN; AND NEXT PASSING SAID SPECIMEN FROM SAID FIRST ATMOSPHERE DIRECTLY INTO A SEPARATED SECOND EXISTENT ATMOSPHERE OF EVAPORATED METAL HAVING GOOD ELECTRICAL CONDUCTIVE PROPERTIES AND PROVIDING A DEPOSIT OF SAID EVAPORATED METAL OVER THE METAL FIRST DEPOSITED ON SAID SPECIMEN IN UNINTERRUPTED
Claim 2
Independent Claim
105 words
A METHOD OF PUTTING STABLE COATINGS OF METALS ON SILICEOUS, VITREOUS, AND CERAMIC SPECIMEN MATERIALS COMPRISING THE STEPS OF; FIRST CLEANING BY IONIC BOMBARDMENT A SPECIMEN TO BE COATED; NEXT PASSING SAID SPECIMEN THROUGH A FIRST EXISTENT ATMOSPHERE OF EVAPORATED METAL WHEREBY SAID EVAPORATED METAL IS DEPOSITED ONTO THE SURFACE OF SAID SPECIMEN, SAID EVAPORATED METAL HAVING GOOD ADHESION PROPERTIES TO SAID SPECIMEN; AND NEXT PASSING SAID SPECIMEN FROM SAID FIRST ATMOSPHERE DIRECTLY INTO A SEPARATED SECOND EXISTENT ATMOSPHERE OF EVAPORATED METAL HAVING GOOD ELECTRICAL CONDUCTIVE PROPERTIES AND PROVIDING A DEPOSIT OF SAID EVAPORATED METAL OVER THE METAL FIRST DEPOSITED ON SAID SPECIMEN IN UNINTERRUPTED
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) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |