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Patent US3351616A successfully refreshed from Google Patents.
US3351616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boron-containing polymers
Assignee: ATK Launch Systems LLC
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Filing: 1963-11-13
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Granted: 1967-11-07
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Expires: 1983-11-13
Abstract
No abstract record available.
Inventors
- 👤 Green Joseph
- 👤 Mayes Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:53
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/698; C08G63/6984; Y; Y10; Y10S; Y10S149/00; Y10S149/12; Y10S149/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A BORON-CONTAINING POLYESTER CONDENSATION POLYMER OF A GLYCOL AND A DICARBOXYLIC ACID, AT LEAST ONE OF SAID GLYCOL AND SAID DICARBOXYLIC ACID BEING SELECTED FROM THE GROUP CONSISTING OF CARBORANYL GLYCOLS AND CARBORANYL DICARBOXYLIC ACIDS.
Claim 2
Dependent Claim
35 words
A BORON-CONTAINING POLYESTER CONDENSATION POLYMER OF A GLYCOL AND A DICARBOXYLIC ACID, AT LEAST ONE OF SAID GLYCOL AND SAID DICARBOXYLIC ACID BEING SELECTED FROM THE GROUP CONSISTING OF CARBORANYL GLYCOLS AND CARBORANYL DICARBOXYLIC ACIDS.
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |