US3089783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion resistant coating and method of applying the same
Assignee: Pfaudler Permutit Inc
•
Filing: 1960-01-06
•
Granted: 1963-05-14
•
Expires: 1980-01-06
Abstract
No abstract record available.
Inventors
- 👤 William A Carlson
- 👤 John R Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:33
CPC Classifications
C; C09; C09D; C09D171/00; C09D171/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
THE PROCESS OF COATING A SURFACE WITH A CHLORINATED POLYETHER COMPRISING REDUCING THE METHOD STEPS OF REDUCING SAID POLYETHER TO PASS A 200 MESH SCREEN, ADDING SAID CHLORINATED POLYETHER TO WATER WHILE STIRRING TO PRODUCE A SUSPENSION, FLOCCULATING SAID SUSPENSION BY ADDING A FLOCCULATING AGENT, ADDING A BINDING AGENT SPRAYING SAID SUSPENSION ON THE SURFACE TO BE COATED, DRYING SAID SPRAYED SURFACE, AND HEATING SAID COATED SURFACE TO A TEMPERATURE JUST IN EXCESS OF THE FUSION TEMPERATURE OF SAID CHLORINATED POLYETHER.
References Cited (Backward Citations)
CA558581A
Cited
US2340358A
Cited
US2478229A
Cited
US2540962A
Cited
US2710266A
Cited
US2878196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |