US2974079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat decomposable splice mandrel for endless tubular seals
Assignee: Connecticut Hard Rubber Co
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Filing: 1959-09-30
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Granted: 1961-03-07
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Expires: 1979-09-30
Abstract
No abstract record available.
Inventors
- 👤 Nikolai N Korotkevich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:35
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/52; B29C33/54; B29C65/00; B29C65/02; B29C65/78; B29C65/7802; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/116; B29C66/1162; B29C66/50; B29C66/51; B29C66/52; B29C66/524; B29C66/5241; B29C66/5243; B29C66/52431; B29C66/63; B29C66/70; B29C66/71; B29D; B29D99/00; B29D99/0053; B60; B60J; B60J10/00; B60J10/20; B60J10/21; B60J10/23; B60J10/233; B60J10/2335; E; E06; E06B; E06B7/00; E06B7/16; E06B7/22; E06B7/23; E06B7/2305; E06B7/2307; E06B7/2309; B29K; B29K2021/00; B29L; B29L2022/00; B29L2022/02; B29L2023/00; B29L2031/00; B29L2031/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
AS AN ARTICLE OF MANUFACTURE A SPLICE CONSTRUCTION COMPRISING A MANDREL PREDOMINANTLY COMPOSED OF AMMONIUM COARBONATE AND HALLOW MEMBERS CAPABLE OF HEAT INTEGRATION BUTTED TOGETHER OVER THE MANDREL.
Claim 2
Dependent Claim
28 words
AS AN ARTICLE OF MANUFACTURE A SPLICE CONSTRUCTION COMPRISING A MANDREL PREDOMINANTLY COMPOSED OF AMMONIUM COARBONATE AND HALLOW MEMBERS CAPABLE OF HEAT INTEGRATION BUTTED TOGETHER OVER THE MANDREL.
References Cited (Backward Citations)
US1531712A
Cited
US2503882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |