US2127841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensation products of high mo-
Assignee: —
•
Filing: —
•
Granted: 1938-08-23
•
Expires: 1955-08-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:46
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/435; C07K14/76; A; A61; A61K; A61K39/00; A61K39/0005; A61K39/0008; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/02; Y10S516/06
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) | 1941-08-22 | 1942-02-21 | 1942-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-08-22 | 1946-02-21 | 1946-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-08-22 | 1950-02-21 | 1950-08-23 | $7700.00 | Window Closed / Lapsed |