US3243401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer latices
Assignee: Hercules Powder Co
•
Filing: 1961-11-01
•
Granted: 1966-03-29
•
Expires: 1981-11-01
Abstract
No abstract record available.
Inventors
- 👤 John D Floyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:44
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/02; C08G59/027; C08C; C08C19/00; C08C19/04; C08C19/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
THE PROCESS OF PREPARING LATICES OF POLYMERS CONTAINING EPOXIDE GROUPS COMPRISING ADDING AN ORGANIC PERACID TO A NONIONIC LATEX OF AN UNSATURATED POLYMER OF A CONJUGATED DIENE TO FORM OXIRANE GROUPS IN THE POLYMER.
Claim 2
Dependent Claim
34 words
THE PROCESS OF PREPARING LATICES OF POLYMERS CONTAINING EPOXIDE GROUPS COMPRISING ADDING AN ORGANIC PERACID TO A NONIONIC LATEX OF AN UNSATURATED POLYMER OF A CONJUGATED DIENE TO FORM OXIRANE GROUPS IN THE POLYMER.
References Cited (Backward Citations)
NL54079C
Cited
US2344843A
Cited
US2470953A
Cited
US2702798A
Cited
US2829135A
Cited
US2829130A
Cited
US2875178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |