US3063867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deposition and measurement of layer thickness
Assignee: AT&T Inc
•
Filing: 1958-12-16
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Granted: 1962-11-13
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Expires: 1978-12-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Loring D Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/54; C23C14/542; C23C14/545; C23C14/547; H; H10; H10P; H10P95/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A METHOD OF DEPOSITING AND MEASURING THE THICKNESS OF A FILM DEPOSITED ON THE SURFACE OF AN ARTICLE FROM A SOURCE OF COATING MATERIAL WHICH COMPRISES EXPOSING THE SURFACE OF THE ARTICLE AND THE SURFACE OF A TRANSPARENT PLATE TO THE SOURCE TO RECEIVE COATING MATERIAL THEREON, PASSING A CONCENTRATED BEAM OF LIGHT THROUGH THE TRANSPARENT PLATE AND UPON A LIGHT SENSITIVE INDICATING DEVICE AND PERIODICALLY BLOCKING AND INBLOCKING IN SUCCESSIVELY OCCURING CYCLES THROUGHOUT THE ENTIRE PERIOD OF DRPOSITION THE SUPPLY OF THE COATING MATERIAL TO ONE OF THE SURFACES SO THAT THE THICKNESS OF TTHE DEPOSITED COATINGS ON THE SURFACES ARE IN A DESIRED RTIO OTHER THAN UNITY.
Claim 2
Independent Claim
109 words
A METHOD OF DEPOSITING AND MEASURING THE THICKNESS OF A FILM DEPOSITED ON THE SURFACE OF AN ARTICLE FROM A SOURCE OF COATING MATERIAL WHICH COMPRISES EXPOSING THE SURFACE OF THE ARTICLE AND THE SURFACE OF A TRANSPARENT PLATE TO THE SOURCE TO RECEIVE COATING MATERIAL THEREON, PASSING A CONCENTRATED BEAM OF LIGHT THROUGH THE TRANSPARENT PLATE AND UPON A LIGHT SENSITIVE INDICATING DEVICE AND PERIODICALLY BLOCKING AND INBLOCKING IN SUCCESSIVELY OCCURING CYCLES THROUGHOUT THE ENTIRE PERIOD OF DRPOSITION THE SUPPLY OF THE COATING MATERIAL TO ONE OF THE SURFACES SO THAT THE THICKNESS OF TTHE DEPOSITED COATINGS ON THE SURFACES ARE IN A DESIRED RTIO OTHER THAN UNITY.
References Cited (Backward Citations)
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US2433635A
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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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |