US3065188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers of dihalobutene oxides
Assignee: Hercules Powder Co
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Filing: 1961-12-22
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Granted: 1962-11-20
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Expires: 1981-12-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Vandenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:42
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C08G65/223
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
13 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF A, 14-DIHALO-2-BUTENE OXIDE.
Claim 2
Dependent Claim
13 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF A, 14-DIHALO-2-BUTENE OXIDE.
Claim 3
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF TRANS-1,4-DICHLORO-2-BUTENE OXIDE
Claim 4
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF TRANS-1,4-DICHLORO-2-BUTENE OXIDE
Claim 5
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF CIS-1,4-DICHLORO-2-BUTENE OXIDE.
Claim 6
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A CRYSTALLINE HOMOPOLYMER OF CIS-1,4-DICHLORO-2-BUTENE OXIDE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |