US3384503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the formation of thin opaque coatings
Assignee: EIDP Inc
•
Filing: 1964-07-10
•
Granted: 1968-05-21
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Expires: 1984-07-10
Abstract
No abstract record available.
Inventors
- 👤 Stevenson Halsey Bidwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:16
CPC Classifications
G; G03; G03F; G03F1/00; G03F1/90; B; B41; B41M; B41M5/00; B41M5/124; C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C08J3/096; C08J9/00; C08J9/28; C08J2201/00; C08J2201/04; C08J2201/054; C08J2201/0542; C08J2201/0544; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2848752A
Cited
US2957791A
Cited
US2783894A
Cited
US3014301A
Cited
US3000757A
Cited
US2939802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |