US2829005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned white water shower cleaner for paper-making machines
Assignee: Individual
•
Filing: 1954-03-01
•
Granted: 1958-04-01
•
Expires: 1974-03-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Broughton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:11
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US502742A
Cited
US2062181A
Cited
US2177429A
Cited
US2634164A
Cited
US2619378A
Cited
US2613992A
Cited
US2665946A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |