US3582282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and an apparatus for the accelerated weathering of pigmented vehicle systems
Assignee: Bayer AG
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Filing: 1968-08-06
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Granted: 1971-06-01
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Expires: 1988-08-06
Abstract
Abstract PIGMENTED PAINT FILMS WHICH CHALK UPON AGING, ARE SUBJECTED TO ACCELERATED AGING, EMPLOYING AS THE ACCELERATING MEANS RADICALS WHICH MAY BE PRODUCED IN A GAS TO WHICH THE FILM IS EXPOSED.
Inventors
- 👤 Gunther Kampf
- 👤 Hans-Georg Volz
- 👤 Hans-Georg Fitzky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:57
CPC Classifications
G; G01; G01N; G01N17/00
Claims Analysis
Total Claims: 0
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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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |