Patent US2825117A successfully refreshed from Google Patents.
US2825117A
Expired / Lapsed
US
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Method and apparatus for treating sheet material
Assignee: Bleachers Association Ltd
•
Filing: 1953-06-17
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Granted: 1958-03-04
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Expires: 1973-06-17
Abstract
No abstract record available.
Inventors
- 👤 Evans John Gwynant
- 👤 Landelis George
- 👤 Moorhouse William Joseph
- 👤 Perfect John Richard Wade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:59
CPC Classifications
D; D06; D06Q; D06Q1/00; D06Q1/08; B; B44; B44C; B44C3/00; B44C3/08; D06C; D06C23/00; D06C2700/00; D06C2700/31; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24455; Y10T428/24628; Y10T428/24736
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |