US3468701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preventing blocking of aluminum sheet material
Assignee: Zeneca Inc
•
Filing: 1966-02-09
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Granted: 1969-09-23
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Expires: 1986-02-09
Abstract
No abstract record available.
Inventors
- 👤 Francis A Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:30
CPC Classifications
C; C10; C10M; C10M105/00; C10M105/08; C10M105/32; C10M105/40; C10M2207/00; C10M2207/28; C10M2207/287; C10M2207/289; C10N; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/015; C10N2050/02; C10N2050/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678
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) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |