US2944911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acetylene container filler and methods
Assignee: Acetylene Cylinder Corp
•
Filing: 1956-02-09
•
Granted: 1960-07-12
•
Expires: 1976-02-09
Abstract
No abstract record available.
Inventors
- 👤 Muller Nathan William
- 👤 Long Charles Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:22
CPC Classifications
C; C10; C10L; C10L3/00; C10L3/02; C10L3/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
24 words
AN ACETYLENE CONTAINER FILLER COMPOSITION CONSISTING ESSENTIALLY OF CHARCOAL AND FIBROUS ASBESTOS DISPERSED AND SET IN A SILICA-LIME PRODUCTS, ACCORDING TO THE FOLLOWING FORMULA:
References Cited (Backward Citations)
US835831A
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US1204086A
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US2215891A
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US2422251A
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US2504579A
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US2342735A
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US2716070A
Cited
US2766131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |