US1244015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Static-electricity dissipator for paper webs or other sheets.
Assignee: CB Cottrell and Sons Co
•
Filing: 1913-04-02
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Granted: 1917-10-23
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Expires: 1933-04-02
Abstract
No abstract record available.
Inventors
- 👤 Howard M Barber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:32
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/62; C; C23; C23C; C23C16/00; C23C16/44; C23C16/52
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) | 1920-10-22 | 1921-04-23 | 1921-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-10-22 | 1925-04-23 | 1925-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-10-22 | 1929-04-23 | 1929-10-23 | $7700.00 | Window Closed / Lapsed |