Patent US2801936A successfully refreshed from Google Patents.
US2801936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrylic resins bonded to polystyrene
Assignee: American Motors Corp
•
Filing: 1952-12-12
•
Granted: 1957-08-06
•
Expires: 1972-12-12
Abstract
No abstract record available.
Inventors
- 👤 Bjorksten Johan
- 👤 Stuart O Fiedler
- 👤 Luther L Yaeger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:29
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/04; C09D133/06; C09D133/10; C09D133/12; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/046; C08J2325/00; C08J2433/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/31504; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
AN ARTICLE COMPRISING POLYMERIZED STYRENE HAVING ADHERENT THERETO A LAYER OF A POLYMER FORMED FROM AT LEAST ONE MONOMER HAVING THE FOLLOWING CHENICAL FORMULA:
Claim 2
Dependent Claim
24 words
AN ARTICLE COMPRISING POLYMERIZED STYRENE HAVING ADHERENT THERETO A LAYER OF A POLYMER FORMED FROM AT LEAST ONE MONOMER HAVING THE FOLLOWING CHENICAL FORMULA:
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) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |