US3437586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Petroleum process catalyst supported on a molecular sieve zeolite
Assignee: Mobil Oil AS
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Filing: 1962-02-12
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Granted: 1969-04-08
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Paul B Weisz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:16
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/061; C07; C07C; C07C4/00; C07C4/02; C07C4/06; C07C2523/00; C07C2523/16; C07C2523/20; C07C2523/22; C07C2523/24; C07C2523/26; C07C2523/28; C07C2523/30; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/70; C07C2523/72; C07C2523/74; C07C2523/755; C07C2523/76; C07C2523/84; C07C2523/85; C07C2523/88; C07C2523/882; C07C2527/00; C07C2527/02; C07C2527/04; C07C2527/043; C07C2527/047; C07C2527/051; C07C2529/00; C07C2529/04; C07C2529/06; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2971904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |