US3435748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for developing a cylinder
Assignee: Reynolds Metals Co
•
Filing: 1966-12-02
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Granted: 1969-04-01
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Expires: 1986-12-02
Abstract
No abstract record available.
Inventors
- 👤 David R Cannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:00
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G03; G03D; G03D13/00; G03D13/006; G03D13/02; G03D13/04; G03D13/046; G03F; G03F7/00; G03F7/26; G03F7/30; G03F7/3035
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) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |