Patent US3352707A successfully refreshed from Google Patents.
US3352707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass having dual protective coatings thereon and method for forming such coatings
Assignee: Ball Corp
•
Filing: 1964-01-31
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Granted: 1967-11-14
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Expires: 1984-01-31
Abstract
No abstract record available.
Inventors
- 👤 Pickard John Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:59
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/42; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A COATED GLASS ARTICLE OF IMPROVED STRENGTH AND LUBRICITY HAVING A TIN OXIDE COATING ADHERED DIRECTLY TO A SURFACE OF SAID GLASS ARTICLE AND A SUBSTANTIALLY WATERINSOLUBLE POLYVINYL ALCOHOL COATING ON SAID TIN OXIDE COATING.
Claim 2
Dependent Claim
35 words
A COATED GLASS ARTICLE OF IMPROVED STRENGTH AND LUBRICITY HAVING A TIN OXIDE COATING ADHERED DIRECTLY TO A SURFACE OF SAID GLASS ARTICLE AND A SUBSTANTIALLY WATERINSOLUBLE POLYVINYL ALCOHOL COATING ON SAID TIN OXIDE COATING.
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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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |