Patent US3451838A successfully refreshed from Google Patents.
US3451838A
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Process of coating plastics with organopolysiloxanes and articles made thereby
Assignee: OI Glass Inc
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Filing: 1965-12-03
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Granted: 1969-06-24
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Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Burzynski
- 👤 Carl A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:24
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/046; C08J7/052; C08J2369/00; C08J2483/00; C08J2483/02; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31507; Y10T428/31652; Y10T428/31667
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2962390A
Cited
US2976185A
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US2893898A
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US2976259A
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US2973287A
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US3085097A
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US3367910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |