US2613193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprayable polytetrafluoroethylene aqueous suspensoids containing an organic liquid
Assignee: EIDP Inc
•
Filing: 1950-01-10
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Granted: 1952-10-07
•
Expires: 1970-01-10
Abstract
No abstract record available.
Inventors
- 👤 Osdal Le Verne Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:27
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/12; C09D127/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A SPRAYABLE EMULSION COMPRISING A PREMADE AQUEOUS SUSPENSOID OF COLLOIDAL SUBSTANTIALLY COMPLETELY POLYMERIZED TETRAFLUOROETHYLENE AND AN ORGANIC LIQUID EMULSIFIED THEREWITH.
Claim 2
Dependent Claim
20 words
A SPRAYABLE EMULSION COMPRISING A PREMADE AQUEOUS SUSPENSOID OF COLLOIDAL SUBSTANTIALLY COMPLETELY POLYMERIZED TETRAFLUOROETHYLENE AND AN ORGANIC LIQUID EMULSIFIED THEREWITH.
References Cited (Backward Citations)
US2393967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |