US2825718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkenyl phosphonitrilic ester-polyhalo-hydrocarbon adducts
Assignee: Individual
•
Filing: 1954-11-09
•
Granted: 1958-03-04
•
Expires: 1974-11-09
Abstract
No abstract record available.
Inventors
- 👤 Hamalainen Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:42
CPC Classifications
C; C08; C08F; C08F30/00; C08F30/02; B; B44; B44F; B44F11/00; B44F11/02; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/54; C07F9/5407; C08G; C08G79/00; C08G79/02; C08G79/025; C08G79/06; D; D06; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/285; D06M13/288; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M15/43; D06M15/431; D06M15/667; D06M15/673
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A RESINOUS POLYMER HAVING RECURRING STRUCTURAL UNITS OF THE FORMULA
Claim 2
Dependent Claim
10 words
A RESINOUS POLYMER HAVING RECURRING STRUCTURAL UNITS OF THE FORMULA
References Cited (Backward Citations)
US2214769A
Cited
US2686769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |