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US2977650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shell mold adhesive composition
Assignee: Diamond Shamrock Corp
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Filing: 1957-11-27
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Granted: 1961-04-04
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Expires: 1977-11-27
Abstract
No abstract record available.
Inventors
- 👤 Frank P Ilenda
- 👤 Jr Joseph C Noyes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:26
CPC Classifications
B; B22; B22C; B22C1/00; B22C1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A CORE PASTE COMPOSITION OF MATTER COMPRISING THE FOLLOWING INGREDIENTS IN ABOUT THE PROPORTIONS STATE,
Claim 2
Dependent Claim
15 words
A CORE PASTE COMPOSITION OF MATTER COMPRISING THE FOLLOWING INGREDIENTS IN ABOUT THE PROPORTIONS STATE,
References Cited (Backward Citations)
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US2111131A
Cited
US2536871A
Cited
US2661298A
Cited
GB745402A
Cited
US2772177A
Cited
US2736678A
Cited
US2788285A
Cited
US2896280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |