US1152935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing compounds of rubber and steel-wool.
Assignee: Individual
•
Filing: 1911-03-18
•
Granted: 1915-09-07
•
Expires: 1931-03-18
Abstract
No abstract record available.
Inventors
- 👤 James P Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:24
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02; C08K3/08; H; H10; H10W; H10W72/00; H10W72/071; H10W72/073
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1918-09-06 | 1919-03-08 | 1919-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-09-06 | 1923-03-08 | 1923-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-09-06 | 1927-03-08 | 1927-09-07 | $7700.00 | Window Closed / Lapsed |