Patent US3453171A successfully refreshed from Google Patents.
US3453171A
Expired / Lapsed
US
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Embossed plastic surface coverings and method of preparing same
Assignee: Individual
•
Filing: 1966-04-08
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Granted: 1969-07-01
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Expires: 1986-04-08
Abstract
No abstract record available.
Inventors
- 👤 Richard P Crowley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:40
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0007; D06N7/0013; B; B32; B32B; B32B27/00; C; C08; C08J; C08J9/00; C08J9/04; C08J9/06; Y; Y10; Y10S; Y10S264/00; Y10S264/82; Y10S428/00; Y10S428/913; Y10S521/00; Y10S521/915; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24479; Y10T428/24496; Y10T428/24504
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB716366A
Cited
US2825282A
Cited
US2964799A
Cited
US3341480A
Cited
US3365353A
Cited
US3293108A
Cited
US3293094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |