US3511732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modified polyvinyl chloride compositions,methods for their use and preparation and articles produced therefrom
Assignee: Unitog Co
•
Filing: 1966-02-14
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Granted: 1970-05-12
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Expires: 1986-02-14
Abstract
No abstract record available.
Inventors
- 👤 Dutton Brookfield
- 👤 Howard W Christie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:28
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/22; C09J7/30; C09J7/35; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10S428/92; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3250639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |