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Patent US2527702A successfully refreshed from Google Patents.
US2527702A
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US
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Assignee: Sutherland Paper Co
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Filing: 1946-08-22
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Granted: 1950-10-31
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Expires: 1966-08-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth T Buttery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:39
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/48; B65D5/48002; B65D5/4802
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US688421A
Cited
US1458349A
Cited
US2118821A
Cited
US2141399A
Cited
US2387314A
Cited
US2342551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |