US3421924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for coating articles
Assignee: Pilling Chain Co Inc
•
Filing: 1965-06-01
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Granted: 1969-01-14
•
Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Gerald F Harlam
- 👤 Marian A Okolowicz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:35
CPC Classifications
B; B05; B05B; B05B13/00; B05B13/02; B05B13/0221; B05B13/0235; B05B13/04; B05B13/0442; B05B13/0447; B05B13/0457; B05B13/06; B05B13/0645; B05B13/0654
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |