US3367306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cascade developing apparatus
Assignee: Arlside Ltd
•
Filing: 1965-11-29
•
Granted: 1968-02-06
•
Expires: 1985-11-29
Abstract
No abstract record available.
Inventors
- 👤 Lawes Louis Frederick William
- 👤 Shreeve Nicholas Gilbert
- 👤 Mihalik Nandor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:12
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/06; G03G15/08; G03G15/0801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US693759A
Cited
US2000077A
Cited
US2927554A
Cited
GB927928A
Cited
US3011474A
Cited
US3013346A
Cited
US3122454A
Cited
US3299853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |