US649363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fireproof plaster-board.
Assignee: Individual
•
Filing: 1900-01-03
•
Granted: 1900-05-08
•
Expires: 1920-01-03
Abstract
No abstract record available.
Inventors
- 👤 Patrick Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:05
CPC Classifications
B; B32; B32B; B32B5/00; B32B5/22; B32B5/24; B32B5/26; B28; B28B; B28B23/00; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24339; Y10T428/24347
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) | 1903-05-08 | 1903-11-07 | 1904-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-05-08 | 1907-11-07 | 1908-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-05-08 | 1911-11-07 | 1912-05-08 | $7700.00 | Window Closed / Lapsed |