US2008974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making corrugated board
Assignee: DAVID WEBER AND Co
•
Filing: 1933-12-02
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Granted: 1935-07-23
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Expires: 1953-12-02
Abstract
No abstract record available.
Inventors
- 👤 Weber David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:57
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2813; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/102; Y10T156/1052; Y10T156/1084; Y10T156/1085; Y10T156/1089; Y10T156/1092; Y10T156/1097; Y10T156/12; Y10T156/1317; Y10T156/1343
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) | 1938-07-22 | 1939-01-21 | 1939-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-22 | 1943-01-21 | 1943-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-22 | 1947-01-21 | 1947-07-23 | $7700.00 | Window Closed / Lapsed |