US2167215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sponge rubber roller and method of making the same
Assignee: AMF Inc
•
Filing: 1937-04-24
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Granted: 1939-07-25
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Expires: 1957-04-24
Abstract
No abstract record available.
Inventors
- 👤 James W Leary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:08
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B23Q3/086; Y; Y10; Y10S; Y10S29/00; Y10S29/037; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/4981; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/041; Y10T83/0419; Y10T83/0429; Y10T83/0448
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-07-24 | 1943-01-23 | 1943-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-07-24 | 1947-01-23 | 1947-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-07-24 | 1951-01-23 | 1951-07-25 | $7700.00 | Window Closed / Lapsed |