US3012330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: HOWARD SMITH PAPER MILLS Ltd
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Filing: 1960-04-18
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Granted: 1961-12-12
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Expires: 1980-04-18
Abstract
No abstract record available.
Inventors
- 👤 Mendham Ronald Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:53
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/01; B26D7/015; G; G01; G01D; G01D5/00; G01D5/02; B31; B31B; B31B2150/00; B31B2160/00; B31B2160/10; B31B70/00; B31B70/14; B31B70/20; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6476; Y10T83/6486; Y10T83/748; Y10T83/7593; Y10T83/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1081759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |