US668565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for rendering cardboard, &c., impervious to grease.
Assignee: RANDOLPH PAPER BOX CO
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Filing: 1900-11-14
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Granted: 1901-02-19
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Expires: 1920-11-14
Abstract
No abstract record available.
Inventors
- 👤 Norman V Randolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:51
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; C04B28/26
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) | 1904-02-19 | 1904-08-20 | 1905-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-02-19 | 1908-08-20 | 1909-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-02-19 | 1912-08-20 | 1913-02-19 | $7700.00 | Window Closed / Lapsed |