US3060482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum nozzle face plate construction for paper sheet cleaners and the like
Assignee: Individual
•
Filing: 1960-11-08
•
Granted: 1962-10-30
•
Expires: 1980-11-08
Abstract
No abstract record available.
Inventors
- 👤 Donald J Doyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:55
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/32; B; B08; B08B; B08B1/00; B08B1/20; B08B5/00; B08B5/02; B08B5/023; B08B5/026; D21F5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1848731A
Cited
GB190606797A
Cited
US881879A
Cited
US2532910A
Cited
US2809073A
Cited
US2956301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |