US3712829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricious,label-accepting glass surface coating
Assignee: OI Glass Inc
•
Filing: 1969-11-28
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Granted: 1973-01-23
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Expires: 1989-11-28
Abstract
Abstract A MIXTURE OF POLYVINYL ALCOHOL AND POLYOXYTHYLENE STEARATE IS APPLIED DIRECTLY ONTO A GLASS SURFACE TO PROVIDE A LABEL-ACCEPTING, LUBRICIOUS COATING THEREFOR.
Inventors
- 👤 H Steigelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:19
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/28; C03C17/32; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-23 | 1976-07-24 | 1977-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-23 | 1980-07-24 | 1981-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-23 | 1984-07-24 | 1985-01-23 | $7700.00 | Window Closed / Lapsed |