US3177092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl-resin coated cans and process
Assignee: Akzo Nobel Paints LLC
•
Filing: 1961-06-26
•
Granted: 1965-04-06
•
Expires: 1981-06-26
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Meyers
- 👤 Edgar W Eubanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:39
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C08; C08K; C08K5/00; C08K5/0008; C08K5/0016; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31518; Y10T428/31522; Y10T428/31525; Y10T428/31529; Y10T428/31678; Y10T428/31692; Y10T428/31696; Y10T428/31699; Y10T428/31714; Y10T428/31844; Y10T428/31855; Y10T428/31859; Y10T428/3187; Y10T428/31873; Y10T428/31909; Y10T428/31913; Y10T428/31917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A COATED METAL ARTICLE HAVING AN EXPOSED SURFACE FILM THEREON ADAPTED FOR NON-INJURIOUS PROLONGED CONTACT WITH FOODS AND BEVERAGES, SAID SURFACE FILM BEING CONTINUOUS AND PORE-FREE THROUGH (A) FUSION OF THE RESINOUS SOLIDS LAID DOWN IN AN APPLIED ORGANIC SOLVENT SOLUTION OF SAID SOLIDS AND (B) EVAPORATION OF THE SOLVENT COMPONENT OF SAID ORGANIC SOLVENT SOLUTION, IN A BAKING TREATMENT OF THE APPLIED WET FILM FOR 6-11 MINUTES AT 310*F.355*F., THE RESINOUS SOLIDS OF SAID SOLUTION CONSISTING ESSENTIALLY OF NEUTRAL COPOLYMER MATERIAL HAVING A RELATIVE VISCOSITY OF 1.27-1.60 AS MEASURED IN A 1% CYCLOHEXANONE SOLUTION PREPARED FROM THE GROUP CONSISTING OF COPOLYMERS PREPARED FROM THE MONOMERS LISTED IN FORMULATION A AND B BELOW, AND MIXTURES OF SAID COPOLYMERS:
Claim 2
Dependent Claim
118 words
A COATED METAL ARTICLE HAVING AN EXPOSED SURFACE FILM THEREON ADAPTED FOR NON-INJURIOUS PROLONGED CONTACT WITH FOODS AND BEVERAGES, SAID SURFACE FILM BEING CONTINUOUS AND PORE-FREE THROUGH (A) FUSION OF THE RESINOUS SOLIDS LAID DOWN IN AN APPLIED ORGANIC SOLVENT SOLUTION OF SAID SOLIDS AND (B) EVAPORATION OF THE SOLVENT COMPONENT OF SAID ORGANIC SOLVENT SOLUTION, IN A BAKING TREATMENT OF THE APPLIED WET FILM FOR 6-11 MINUTES AT 310*F.355*F., THE RESINOUS SOLIDS OF SAID SOLUTION CONSISTING ESSENTIALLY OF NEUTRAL COPOLYMER MATERIAL HAVING A RELATIVE VISCOSITY OF 1.27-1.60 AS MEASURED IN A 1% CYCLOHEXANONE SOLUTION PREPARED FROM THE GROUP CONSISTING OF COPOLYMERS PREPARED FROM THE MONOMERS LISTED IN FORMULATION A AND B BELOW, AND MIXTURES OF SAID COPOLYMERS:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |