Patent US3197463A successfully refreshed from Google Patents.
US3197463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain aziridine compounds
Assignee: JP Stevens and Co Inc
•
Filing: 1961-03-10
•
Granted: 1965-07-27
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
- 👤 Giuliana C Tesoro
- 👤 Stephen B Sello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:24
CPC Classifications
C; C07; C07D; C07D203/00; C07D203/04; C07D203/06; C07D203/08; C07D203/12; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; D; D06; D06M; D06M13/00; D06M13/322; D06M13/48; D06M13/487; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |