US3394028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coating porous or non-porous substrates
Assignee: BASF Schweiz AG
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Filing: 1965-02-01
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Granted: 1968-07-23
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Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Nachbur Hermann
- 👤 Maeder Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:11
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/12; C; C09; C09D; C09D131/00; C09D131/02; C09D131/04; C09D133/00; C09D133/04; C09D133/06; C09D133/062; C09D133/064; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M15/267; D06N3/04; D06N3/042; C08; C08L; C08L61/00; C08L61/20; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2861; Y10T442/2893
Claims Analysis
Total Claims: 0
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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) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |