US3731791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Securing of fixing elements such as anchor bolts
Assignee: Orkem SA
•
Filing: 1971-03-15
•
Granted: 1973-05-08
•
Expires: 1991-03-15
Abstract
Abstract Sealing cartridges are provided which comprise an outer frangible casing and distributed in the casing, a composition based on an unsaturated polyester resin together with a catalyst composition longitudinally disposed within the casing and in direct contact with the resin composition.
Inventors
- 👤 R Fourcade
- 👤 A Bourland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:54
CPC Classifications
E; E21; E21D; E21D20/00; E21D20/02; C; C04; C04B; C04B40/00; C04B40/06; C04B40/0666; C08; C08J; C08J3/00; C08J3/24; C08J3/241; C09; C09J; C09J9/00; C09J9/005; E21D20/025; E21D20/026; E21D21/00; E21D21/0026; F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; C08L; C08L67/00; C09J2203/00; C09J2203/102; C09J2467/00; F16B13/143; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31536
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A sealing cartridge as claimed in claim 1 wherein said filler is an organic filler and the unsaturated polyester based resin composition further comprises an accelerator, the catalyst composition being in the form of a layer of catalyst paste.
Claim 2
Dependent Claim
21 words
A sealing cartridge as claimed in claim 1 wherein the organic peroxide catalyst composition is in the form of a rod.
References Cited (Backward Citations)
GB583471A
Cited
US3218190A
Cited
US3255029A
Cited
US3194679A
Cited
US3132195A
Cited
US3108443A
Cited
US3324663A
Cited
US3365417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-07 | 1976-11-06 | 1977-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-07 | 1980-11-06 | 1981-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-07 | 1984-11-06 | 1985-05-08 | $7700.00 | Window Closed / Lapsed |