US3081280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized polyoxymethylene
Assignee: EIDP Inc
•
Filing: 1960-08-31
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Granted: 1963-03-12
•
Expires: 1980-08-31
Abstract
No abstract record available.
Inventors
- 👤 Carlson Dana Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:21
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A COMPOSITION OF IMPROVED STABILITY COMPRISING POLYOXYMETHYLENE HAVING A NUMBER AVERAGE MOLECULAR WEIGHT OF AT LEAST 15,000 AND 0.01 TO 10% BY WEIGHT OF SAID POLYOXYMETHYLENE OF A PHOTOSTABILIZER HAVING THE FORMULA:
Claim 2
Dependent Claim
32 words
A COMPOSITION OF IMPROVED STABILITY COMPRISING POLYOXYMETHYLENE HAVING A NUMBER AVERAGE MOLECULAR WEIGHT OF AT LEAST 15,000 AND 0.01 TO 10% BY WEIGHT OF SAID POLYOXYMETHYLENE OF A PHOTOSTABILIZER HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |