US349992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of manufacturing from wood excelsior and material for wood pulp
Assignee: —
•
Filing: —
•
Granted: 1886-09-28
•
Expires: 1903-09-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:26
CPC Classifications
D; D21; D21D; D21D1/00; D21D1/20; D21D1/30; B; B02; B02C; B02C18/00; B02C18/06; B02C18/16; B02C18/22; B02C18/2225; B02C18/2283; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/647; Y10T83/6584; Y10T83/6592
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) | 1889-09-27 | 1890-03-29 | 1890-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-09-27 | 1894-03-29 | 1894-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-09-27 | 1898-03-29 | 1898-09-28 | $7700.00 | Window Closed / Lapsed |