US1015919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bituminous structural material.
Assignee: Individual
•
Filing: 1911-02-11
•
Granted: 1912-01-30
•
Expires: 1931-02-11
Abstract
No abstract record available.
Inventors
- 👤 Henry R Wardell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:11
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/24; E04D3/32; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24339; Y10T428/24347; Y10T428/24628; Y10T428/24669; Y10T428/24694; Y10T428/24711; Y10T428/31504; Y10T428/31678; Y10T428/31717; Y10T428/31815
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) | 1915-01-29 | 1915-07-31 | 1916-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-01-29 | 1919-07-31 | 1920-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-01-29 | 1923-07-31 | 1924-01-30 | $7700.00 | Window Closed / Lapsed |