Patent US2273117A successfully refreshed from Google Patents.
Patent US3526758A successfully refreshed from Google Patents.
US3512971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of printing plates
Assignee: BASF SE
•
Filing: 1967-08-29
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Granted: 1970-05-19
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Expires: 1987-08-29
Abstract
No abstract record available.
Inventors
- 👤 Josef Georg Floss
- 👤 Friedrich Bayerlein
- 👤 Rudolf Brodt
- 👤 Herbert Henkler
- 👤 Hugo Strehler
- 👤 Hans Wilhelm
- 👤 Robert Gehm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:48
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/032; G03F7/037; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114
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) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |