Patent US3405130A successfully refreshed from Google Patents.
US3405130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adducts of aluminum, beryllium and zirconium borohydrides with nitrogen and/or oxygen-containing ligands
Assignee: Union Carbide Corp
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Filing: 1961-10-25
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Granted: 1968-10-08
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Expires: 1981-10-25
Abstract
No abstract record available.
Inventors
- 👤 John N Hogsett
- 👤 Khuri Albert
- 👤 Helmut W Schulz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:58
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C07; C07F; C07F5/00; C07F5/02; C07F5/022
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
90 words
AN ADDUCT OF A METAL BOROHYDRIDE OF THE GROUP CONSISTING OF ALUMINUM BOROHYDRIDE, BERYLLIUM BOROHYDRIDE, AND ZIRCONIUM BOROHYDRIDE, WITH A LIGAND COMPOSED SOLELY OF CARBON, HYDROGEN, ETHERIC OXYGEN, AND AMINO NITROGEN ATOMS, WHEREIN AT LEAST ONEN OF SAID ATOMS OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS FUNCTIONS AS A LEWIS BASE, AND WHEREIN SAID ADDUCT POSSESSES AT LEAST ONE COORDINATE BOND BETWEEN THE METAL MOIETY OF SAID METAL BOROHYDRIDE AND AN ATOM OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS OF SAID LIGAND.
Claim 2
Dependent Claim
90 words
AN ADDUCT OF A METAL BOROHYDRIDE OF THE GROUP CONSISTING OF ALUMINUM BOROHYDRIDE, BERYLLIUM BOROHYDRIDE, AND ZIRCONIUM BOROHYDRIDE, WITH A LIGAND COMPOSED SOLELY OF CARBON, HYDROGEN, ETHERIC OXYGEN, AND AMINO NITROGEN ATOMS, WHEREIN AT LEAST ONEN OF SAID ATOMS OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS FUNCTIONS AS A LEWIS BASE, AND WHEREIN SAID ADDUCT POSSESSES AT LEAST ONE COORDINATE BOND BETWEEN THE METAL MOIETY OF SAID METAL BOROHYDRIDE AND AN ATOM OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS OF SAID LIGAND.
Claim 3
Dependent Claim
40 words
AN ADDUCT OF ALUMINYM BOROHYDRIDE WITH MORPHOLINE, SAID ADDUCT POSSESSING AT LEAST ONE COORDINATE BOND BETWEEN THE ALUMINUM MOIETY OF SAID ALUMINUM BOROHYDRIDE AND AN ATOM OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS OF SAID MORPHOLINE.
Claim 4
Dependent Claim
40 words
AN ADDUCT OF ALUMINYM BOROHYDRIDE WITH MORPHOLINE, SAID ADDUCT POSSESSING AT LEAST ONE COORDINATE BOND BETWEEN THE ALUMINUM MOIETY OF SAID ALUMINUM BOROHYDRIDE AND AN ATOM OF THE GROUP CONSISTING OF ETHERIC OXYGEN AND AMINO NITROGEN ATOMS OF SAID MORPHOLINE.
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) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |