US989967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber fabric.
Assignee: Johns Manville Corp
•
Filing: 1909-06-25
•
Granted: 1911-04-18
•
Expires: 1929-06-25
Abstract
No abstract record available.
Inventors
- 👤 Frank A Headson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:19
CPC Classifications
D; D03; D03D; D03D15/00; B; B32; B32B; B32B27/00; B32B27/12; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/105
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) | 1914-04-17 | 1914-10-17 | 1915-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-04-17 | 1918-10-17 | 1919-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-04-17 | 1922-10-17 | 1923-04-18 | $7700.00 | Window Closed / Lapsed |