US2818595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cleaning paper for printing
Assignee: Oxy Dry Sprayer Corp
•
Filing: 1953-09-11
•
Granted: 1958-01-07
•
Expires: 1973-09-11
Abstract
No abstract record available.
Inventors
- 👤 Paul S Rosewall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:32
CPC Classifications
B; B41; B41F; B41F23/00; B41F23/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US345610A
Cited
US1136434A
Cited
US1211902A
Cited
US2022593A
Cited
US2082411A
Cited
US2274641A
Cited
US2499572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |