US2885305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polychloro-7, 8-disubstituted-2, 5-diimino glycoluril for use as an antivesicant
Assignee: Individual
•
Filing: 1944-03-13
•
Granted: 1959-05-05
•
Expires: 1964-03-13
Abstract
No abstract record available.
Inventors
- 👤 Jr John C Speck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:26
CPC Classifications
A; A61; A61Q; A61Q17/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/494; A61K8/4946; C; C07; C07D; C07D487/00; C07D487/02; C07D487/04; Y; Y10; Y10S; Y10S2/00; Y10S2/901
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
7 words
A POLYCHLORO-7,8-DISUBSTITUTED-2,5-DIIMINO GLYCOLURIL OF THE GERERAL FORMULA:
Claim 2
Dependent Claim
7 words
A POLYCHLORO-7,8-DISUBSTITUTED-2,5-DIIMINO GLYCOLURIL OF THE GERERAL FORMULA:
Claim 3
Dependent Claim
21 words
AN ARTICLE OF CLOTHING PROTECTIVE AGAINST VESICANTS WHICH COMPRISES A POROUS MATERIAL IMPREGNATED WITH A SUBSTANCE COMPRISING ESSENTIALLY A 1,3,4,6-TETRACHLORO-7,8DIARYL-2,5-DIIMINO GLYCOLURIL.
Claim 4
Dependent Claim
21 words
AN ARTICLE OF CLOTHING PROTECTIVE AGAINST VESICANTS WHICH COMPRISES A POROUS MATERIAL IMPREGNATED WITH A SUBSTANCE COMPRISING ESSENTIALLY A 1,3,4,6-TETRACHLORO-7,8DIARYL-2,5-DIIMINO GLYCOLURIL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |