US3063873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decontamination process utilizing alkali-sensitive coatings
Assignee: Individual
•
Filing: 1960-02-08
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Granted: 1962-11-13
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Expires: 1980-02-08
Abstract
No abstract record available.
Inventors
- 👤 John R Saroyan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:39
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A PROCESS FOR PROTECTING SURFACES LIABLE TO BE SUBJECTED TO CONTAMINATION WHICH COMPRISES APPLYING TO SAID SURFACES, PRIOR TO EXPOSURE OF THE CURFACES TO CONTAIMINATION, A RELATIVELY SUBSTANTIAL LAYER OF AN ALKALI-SENSITIVE COATING COMPOSITION WHOSE DRY FILM IS REMOVABLE BY AN ALKALI SOLUTION IN PROPORTION TO THE DEGREE OF ALKALINITY OF THE REMOVING SOLUTION AND WASHING SADI ALKALI-SENSITIVE COATING, AFTER EXPOSURE OF SAID SURFACES TO CONTAMINATION, WITH AN ALKALI SOLUTION WHOSE ALKALINITY IS ADJUSTED TO REMOVE THE CONTAMINATED PORTION OF THE COATING BUT LEAVE ON THE SURFACES THE UNCONTAMINATED PORTION OF TH COATING.
Claim 2
Dependent Claim
93 words
A PROCESS FOR PROTECTING SURFACES LIABLE TO BE SUBJECTED TO CONTAMINATION WHICH COMPRISES APPLYING TO SAID SURFACES, PRIOR TO EXPOSURE OF THE CURFACES TO CONTAIMINATION, A RELATIVELY SUBSTANTIAL LAYER OF AN ALKALI-SENSITIVE COATING COMPOSITION WHOSE DRY FILM IS REMOVABLE BY AN ALKALI SOLUTION IN PROPORTION TO THE DEGREE OF ALKALINITY OF THE REMOVING SOLUTION AND WASHING SADI ALKALI-SENSITIVE COATING, AFTER EXPOSURE OF SAID SURFACES TO CONTAMINATION, WITH AN ALKALI SOLUTION WHOSE ALKALINITY IS ADJUSTED TO REMOVE THE CONTAMINATED PORTION OF THE COATING BUT LEAVE ON THE SURFACES THE UNCONTAMINATED PORTION OF TH COATING.
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) | 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 |