US3451980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anaerobic adhesive
Assignee: Princeton Chemical Research Inc
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Filing: 1966-08-24
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Granted: 1969-06-24
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Expires: 1986-08-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur M Brownstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:18
CPC Classifications
C; C08; C08F; C08F28/00; C08F16/00; C08F16/12; C08F18/00; C08F18/02; C08F18/04; C08F18/08; C08F20/00; C08F20/02; C08F20/10; C08F20/20; C08F220/00; C08F220/02; C08F220/10; C08F220/26; C08F220/28; C08F220/281; C09; C09J; C09J4/00; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/93; Y10S411/947; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A COMPOSITION SUITABLE FOR USE AS AN ANEROBIC ADHESIVE COMPRISING A MIXTURE OF (1) A DIESTER OF A TETRACARBOXYLIC AROMATIC ACID, WHEREIN THE ALCOHOLIC MOIETY OF SAID ESTER CONTAINS A CARBONYL GROUP IN CONJUGATION WITH AN OLEFINIC UNSATURATION AND (2) A MONOESTER OF A POLYCARBOXYLIC ACID, WHEREIN THE ALCOHOLIC MOIETY OF SAID ESTER CONTAINS A CARBONYL GROUP IN CONJUGATION WITH AN OLEFINIC UNSATURATION.
Claim 2
Dependent Claim
63 words
A COMPOSITION SUITABLE FOR USE AS AN ANEROBIC ADHESIVE COMPRISING A MIXTURE OF (1) A DIESTER OF A TETRACARBOXYLIC AROMATIC ACID, WHEREIN THE ALCOHOLIC MOIETY OF SAID ESTER CONTAINS A CARBONYL GROUP IN CONJUGATION WITH AN OLEFINIC UNSATURATION AND (2) A MONOESTER OF A POLYCARBOXYLIC ACID, WHEREIN THE ALCOHOLIC MOIETY OF SAID ESTER CONTAINS A CARBONYL GROUP IN CONJUGATION WITH AN OLEFINIC UNSATURATION.
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) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |