Patent US2442598A successfully refreshed from Google Patents.
US2442598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of finishing plastic sheet material
Assignee: Boston Woven Hose and Rubber Co
•
Filing: 1946-06-25
•
Granted: 1948-06-01
•
Expires: 1966-06-25
Abstract
No abstract record available.
Inventors
- 👤 Arthur Y Harrison
- 👤 Edward G Pinkerton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:50
CPC Classifications
B; B29; B29C; B29C59/00; B29C59/02; B29C59/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1951-06-01 | 1951-12-01 | 1952-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-01 | 1955-12-01 | 1956-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-01 | 1959-12-01 | 1960-06-01 | $7700.00 | Window Closed / Lapsed |