US3341343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrophobic polymeric resin containing phosphate ester antistatic agent and process for producing antistatic properties
Assignee: GAF Chemicals Corp
•
Filing: 1963-11-12
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Granted: 1967-09-12
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 John P G Beiswanger
- 👤 James J Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:34
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A HYDROPHOBIC POLYMERIC RESIN SHAPED ARTICLE HAVING DISPERSED THEREIN, IN A MINOR AMOUNT EFFECTIVE TO PRODUCE ANTISTATIC PROPERTIES, A PHOSPHATE ESTER OF THE FORMULA:
Claim 2
Dependent Claim
24 words
A HYDROPHOBIC POLYMERIC RESIN SHAPED ARTICLE HAVING DISPERSED THEREIN, IN A MINOR AMOUNT EFFECTIVE TO PRODUCE ANTISTATIC PROPERTIES, A PHOSPHATE ESTER OF THE FORMULA:
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |