US3172874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Xnxz xnx xnx
Assignee: —
•
Filing: 1964-04-15
•
Granted: 1965-03-09
•
Expires: 1984-04-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:01
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/10; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3893; C08G69/00; C08G69/02; C08G69/26; C08G73/00; C08G73/06; C08G73/10; C08G73/1003; C08G73/1057; C08G73/106; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/302; H01B3/303; H01B3/306; H01B3/307; Y; Y10; Y10S; Y10S528/00; Y10S528/906
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
10 words
A POLYMERIC COMPOSITION COMPOSED OF RECURRING UNITS OF THE FORMULA
References Cited (Backward Citations)
US2907782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |